chore: promote dev to main (#1455)

Co-authored-by: AlexDev_ <56083016+alexdev03@users.noreply.github.com>

app/src/androidTest/java/com/m57/hermescontrol/ui/chat/components/ComposerImagePasteTest.kt

@@ -0,0 +1,257 @@
+package com.m57.hermescontrol.ui.chat.components
+
+import android.content.ClipData
+import android.content.ClipDescription
+import android.content.ClipboardManager
+import android.graphics.Bitmap
+import android.net.Uri
+import android.view.inputmethod.EditorInfo
+import android.view.inputmethod.InputConnection
+import android.view.inputmethod.InputContentInfo
+import androidx.activity.ComponentActivity
+import androidx.compose.foundation.ExperimentalFoundationApi
+import androidx.compose.foundation.text.input.TextFieldState
+import androidx.compose.runtime.mutableStateListOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.ui.ExperimentalComposeUiApi
+import androidx.compose.ui.platform.InterceptPlatformTextInput
+import androidx.compose.ui.semantics.SemanticsActions
+import androidx.compose.ui.test.junit4.createAndroidComposeRule
+import androidx.compose.ui.test.onNodeWithTag
+import androidx.compose.ui.test.performClick
+import androidx.compose.ui.test.performSemanticsAction
+import androidx.compose.ui.text.TextRange
+import androidx.core.content.FileProvider
+import androidx.test.platform.app.InstrumentationRegistry
+import com.m57.hermescontrol.data.model.Attachment
+import com.m57.hermescontrol.data.ws.CommandCatalog
+import com.m57.hermescontrol.ui.chat.ChatAttachmentTarget
+import com.m57.hermescontrol.ui.chat.ChatPastedImageStore
+import kotlinx.coroutines.awaitCancellation
+import org.junit.After
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertFalse
+import org.junit.Assert.assertNotEquals
+import org.junit.Assert.assertTrue
+import org.junit.Rule
+import org.junit.Test
+import java.io.File
+import java.util.UUID
+
+/** Real BasicTextField paste and InputConnection entry points; no direct listener invocation. */
+@OptIn(ExperimentalFoundationApi::class, ExperimentalComposeUiApi::class)
+class ComposerImagePasteTest {
+    @get:Rule val compose = createAndroidComposeRule<ComponentActivity>()
+    private val context get() = InstrumentationRegistry.getInstrumentation().targetContext
+    private val attachments = mutableStateListOf<Attachment>()
+    private val errors = mutableListOf<Int>()
+    private val ownedFiles = mutableListOf<File>()
+    private val input = TextFieldState("keep draft", TextRange(1, 3))
+    private var sends = 0
+    private var connection: InputConnection? = null
+    private var editorInfo: EditorInfo? = null
+    private lateinit var controller: ChatImagePasteController
+
+    private fun prepareComposer(interceptIme: Boolean = false) {
+        compose.setContent {
+            val scope = rememberCoroutineScope()
+            controller =
+                remember {
+                    ChatImagePasteController(
+                        scope = scope,
+                        importImage = ChatPastedImageStore(context)::importImage,
+                        captureTarget = { ChatAttachmentTarget("test", 1, "http://test.local", null, null) },
+                        commit = { _, images ->
+                            attachments.addAll(images)
+                            true
+                        },
+                        onError = errors::add,
+                        isImageUri = { uri ->
+                            context.contentResolver.getType(uri)?.startsWith("image/", ignoreCase = true) == true
+                        },
+                    )
+                }
+            InterceptPlatformTextInput(interceptor = { request, next ->
+                if (interceptIme) {
+                    val info = EditorInfo()
+                    connection = request.createInputConnection(info)
+                    editorInfo = info
+                    awaitCancellation()
+                } else {
+                    next.startInputMethod(request)
+                }
+            }) {
+                ChatInputBar(
+                    inputState = input,
+                    onSend = { sends++ },
+                    onMicTap = {},
+                    isListening = false,
+                    isAgentTyping = false,
+                    isConnected = true,
+                    isSessionReady = true,
+                    commandCatalog = CommandCatalog(),
+                    pendingAttachments = attachments,
+                    receiveContentListener = controller,
+                    isReceivingContent = controller.isReceiving,
+                )
+            }
+        }
+        compose.onNodeWithTag("chat_input").performClick()
+        compose.runOnIdle { input.edit { selection = TextRange(1, 3) } }
+    }
+
+    private fun imageUri(): Uri {
+        val file = File(context.cacheDir, "clipboard-test-${UUID.randomUUID()}.png")
+        ownedFiles.add(file)
+        val bitmap = Bitmap.createBitmap(2, 2, Bitmap.Config.ARGB_8888)
+        try {
+            file.outputStream().use { assertTrue(bitmap.compress(Bitmap.CompressFormat.PNG, 100, it)) }
+        } finally {
+            bitmap.recycle()
+        }
+        return FileProvider.getUriForFile(context, "${context.packageName}.fileprovider", file)
+    }
+
+    private fun pdfUri(): Uri {
+        val file = File(context.cacheDir, "clipboard-test-${UUID.randomUUID()}.pdf")
+        ownedFiles.add(file)
+        file.writeText("%PDF-1.4\nfixture\n")
+        return FileProvider.getUriForFile(context, "${context.packageName}.fileprovider", file)
+    }
+
+    private fun paste(clip: ClipData) {
+        compose.runOnIdle {
+            context.getSystemService(ClipboardManager::class.java).setPrimaryClip(clip)
+        }
+        compose.onNodeWithTag("chat_input").performSemanticsAction(SemanticsActions.PasteText) { it() }
+    }
+
+    private fun assertImported(source: Uri) {
+        compose.waitUntil(timeoutMillis = 10_000) { attachments.size == 1 && !controller.isReceiving }
+        compose.runOnIdle {
+            assertEquals("keep draft", input.text.toString())
+            assertEquals(TextRange(1, 3), input.selection)
+            assertEquals(0, sends)
+            assertTrue(errors.isEmpty())
+            assertNotEquals(source.toString(), attachments.single().uri)
+            val copy = File(context.cacheDir, "pasted_images/${attachments.single().name}")
+            assertTrue(copy.isFile)
+            assertEquals(copy.length(), attachments.single().size)
+        }
+    }
+
+    @Test
+    fun clipboardImage_becomesPrivateAttachmentWithoutReplacingSelectionOrSending() {
+        prepareComposer()
+        val source = imageUri()
+        paste(ClipData.newUri(context.contentResolver, "test image", source))
+        assertImported(source)
+        // Clipboard replacement cannot revoke access to the independently owned chip.
+        compose.runOnIdle {
+            context
+                .getSystemService(ClipboardManager::class.java)
+                .setPrimaryClip(ClipData.newPlainText("replacement", "different"))
+            assertTrue(File(context.cacheDir, "pasted_images/${attachments.single().name}").isFile)
+        }
+    }
+
+    @Test
+    fun imeCommitContent_usesRealInputConnectionAndPreservesDraft() {
+        prepareComposer(interceptIme = true)
+        compose.waitUntil(timeoutMillis = 5_000) { connection != null }
+        val source = imageUri()
+        compose.runOnIdle {
+            assertTrue(
+                editorInfo!!.contentMimeTypes.orEmpty().any { ClipDescription.compareMimeTypes("image/png", it) },
+            )
+            assertTrue(
+                connection!!.commitContent(
+                    InputContentInfo(source, ClipDescription("image", arrayOf("image/png")), null),
+                    0,
+                    null,
+                ),
+            )
+        }
+        assertImported(source)
+    }
+
+    @Test
+    fun mixedClipboard_keepsTextItemsOnTheNormalPastePath() {
+        prepareComposer()
+        val source = imageUri()
+        val clip = ClipData(ClipDescription("mixed", arrayOf("image/png", "text/plain")), ClipData.Item("hello"))
+        clip.addItem(ClipData.Item(source))
+        paste(clip)
+        compose.waitUntil(timeoutMillis = 10_000) { attachments.size == 1 && !controller.isReceiving }
+        compose.runOnIdle {
+            assertEquals("khellop draft", input.text.toString())
+            assertFalse(input.text.contains("content://"))
+            assertEquals(0, sends)
+            assertTrue(errors.isEmpty())
+        }
+    }
+
+    @Test
+    fun dualRepresentationItem_preservesTextPasteAndImportsImage() {
+        prepareComposer()
+        val source = imageUri()
+        val clip =
+            ClipData(
+                ClipDescription("dual", arrayOf("image/png", "text/plain")),
+                ClipData.Item("hello", null, null, source),
+            )
+        paste(clip)
+        compose.waitUntil(timeoutMillis = 10_000) { attachments.size == 1 && !controller.isReceiving }
+        compose.runOnIdle {
+            assertEquals("khellop draft", input.text.toString())
+            assertEquals("image/png", attachments.single().mimeType)
+            assertNotEquals(source.toString(), attachments.single().uri)
+            assertTrue(File(context.cacheDir, "pasted_images/${attachments.single().name}").isFile)
+            assertTrue(errors.isEmpty())
+            assertEquals(0, sends)
+        }
+    }
+
+    @Test
+    fun mixedClipboard_importsImageDespitePdfAndPreservesText() {
+        prepareComposer()
+        val image = imageUri()
+        val pdf = pdfUri()
+        val clip =
+            ClipData(
+                ClipDescription("mixed", arrayOf("image/png", "application/pdf", "text/plain")),
+                ClipData.Item("hello"),
+            )
+        clip.addItem(ClipData.Item(image))
+        clip.addItem(ClipData.Item(pdf))
+        paste(clip)
+        compose.waitUntil(timeoutMillis = 10_000) { attachments.size == 1 && !controller.isReceiving }
+        compose.runOnIdle {
+            assertEquals("khellop draft", input.text.toString())
+            assertEquals("image/png", attachments.single().mimeType)
+            assertNotEquals(image.toString(), attachments.single().uri)
+            assertTrue(File(context.cacheDir, "pasted_images/${attachments.single().name}").isFile)
+            assertTrue(errors.isEmpty())
+            assertEquals(0, sends)
+        }
+    }
+
+    @Test
+    fun plainTextPaste_stillReplacesOnlyTheSelection() {
+        prepareComposer()
+        paste(ClipData.newPlainText("text", "hello"))
+        compose.runOnIdle {
+            assertEquals("khellop draft", input.text.toString())
+            assertTrue(attachments.isEmpty())
+            assertEquals(0, sends)
+        }
+    }
+
+    @After
+    fun cleanupOnlyTestOwnedFiles() {
+        if (::controller.isInitialized) compose.runOnIdle { controller.close() }
+        ownedFiles.forEach { it.delete() }
+        attachments.forEach { File(context.cacheDir, "pasted_images/${it.name}").delete() }
+    }
+}

app/src/androidTest/java/com/m57/hermescontrol/ui/chat/components/ComposerInteractionTest.kt

@@ -1,8 +1,11 @@
 package com.m57.hermescontrol.ui.chat.components
 
 import androidx.activity.ComponentActivity
+import androidx.compose.foundation.ExperimentalFoundationApi
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.text.input.clearText
+import androidx.compose.foundation.text.input.rememberTextFieldState
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.CompositionLocalProvider
 import androidx.compose.runtime.getValue
@@ -23,7 +26,6 @@ import androidx.compose.ui.test.performClick
 import androidx.compose.ui.test.performTextInput
 import androidx.compose.ui.test.performTouchInput
 import androidx.compose.ui.test.swipeLeft
-import androidx.compose.ui.text.input.TextFieldValue
 import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.LayoutDirection
 import androidx.compose.ui.unit.dp
@@ -58,6 +60,7 @@ class ComposerInteractionTest {
     private var fileTaps = 0
 
     /** Renders the real input bar with live text and a mic that toggles like ChatMediaLaunchers. */
+    @OptIn(ExperimentalFoundationApi::class)
     private fun setComposer(
         reasoningLevel: String? = "medium",
         model: String = "openai/gpt-5.5",
@@ -67,18 +70,17 @@ class ComposerInteractionTest {
         showModelProvider: Boolean = false,
     ) {
         composeTestRule.setContent {
-            var input by remember { mutableStateOf(TextFieldValue("")) }
+            val input = rememberTextFieldState()
             var listening by remember { mutableStateOf(false) }
             var currentModel by remember { mutableStateOf(model) }
 
             CompositionLocalProvider(LocalLayoutDirection provides layoutDirection) {
                 val composer: @Composable () -> Unit = {
                     ChatInputBar(
-                        inputFieldValue = input,
+                        inputState = input,
-                        onInputChange = { input = it },
                         onSend = {
                             sends++
-                            input = TextFieldValue("")
+                            input.clearText()
                         },
                         onMicTap = {
                             micTaps++

app/src/androidTest/java/com/m57/hermescontrol/ui/chat/components/ComposerReadinessTest.kt

@@ -1,9 +1,8 @@
 package com.m57.hermescontrol.ui.chat.components
 
-import androidx.compose.runtime.getValue
+import androidx.compose.foundation.ExperimentalFoundationApi
+import androidx.compose.foundation.text.input.rememberTextFieldState
 import androidx.compose.runtime.mutableStateOf
-import androidx.compose.runtime.remember
-import androidx.compose.runtime.setValue
 import androidx.compose.ui.test.assertIsEnabled
 import androidx.compose.ui.test.assertIsNotEnabled
 import androidx.compose.ui.test.assertTextEquals
@@ -11,12 +10,12 @@ import androidx.compose.ui.test.junit4.createComposeRule
 import androidx.compose.ui.test.onNodeWithTag
 import androidx.compose.ui.test.performClick
 import androidx.compose.ui.test.performTextInput
-import androidx.compose.ui.text.input.TextFieldValue
 import com.m57.hermescontrol.data.ws.CommandCatalog
 import org.junit.Assert.assertEquals
 import org.junit.Rule
 import org.junit.Test
 
+@OptIn(ExperimentalFoundationApi::class)
 class ComposerReadinessTest {
     @get:Rule
     val compose = createComposeRule()
@@ -26,10 +25,9 @@ class ComposerReadinessTest {
         val ready = mutableStateOf(false)
         var sends = 0
         compose.setContent {
-            var input by remember { mutableStateOf(TextFieldValue("")) }
+            val input = rememberTextFieldState()
             ChatInputBar(
-                inputFieldValue = input,
+                inputState = input,
-                onInputChange = { input = it },
                 onSend = { sends++ },
                 onMicTap = {},
                 isListening = false,
@@ -64,10 +62,9 @@ class ComposerReadinessTest {
     @Test
     fun emptyDraftWhileStreamingMakesStopThePrimaryAction() {
         compose.setContent {
-            var input by remember { mutableStateOf(TextFieldValue("")) }
+            val input = rememberTextFieldState()
             ChatInputBar(
-                inputFieldValue = input,
+                inputState = input,
-                onInputChange = { input = it },
                 onSend = {},
                 onMicTap = {},
                 isListening = false,

app/src/androidTest/java/com/m57/hermescontrol/ui/chat/components/PendingSendRecoveryTest.kt

@@ -130,7 +130,7 @@ class PendingSendRecoveryTest {
                 .boundsInRoot.height > 0
         }
         compose.onNodeWithContentDescription("photo.png").assertIsDisplayed()
-        compose.onNodeWithText("Accepted by server").assertIsDisplayed()
+        compose.onNodeWithContentDescription("Accepted by server").assertIsDisplayed()
         compose.onNodeWithTag("pending_send_recovery").assertDoesNotExist()
     }
 

app/src/androidTest/java/com/m57/hermescontrol/ui/chat/components/VoiceNoteGestureTest.kt

@@ -3,9 +3,11 @@ package com.m57.hermescontrol.ui.chat.components
 import android.content.Context
 import android.graphics.Bitmap
 import androidx.activity.ComponentActivity
+import androidx.compose.foundation.ExperimentalFoundationApi
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.text.input.rememberTextFieldState
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
@@ -19,6 +21,7 @@ import androidx.compose.ui.test.SemanticsMatcher
 import androidx.compose.ui.test.assert
 import androidx.compose.ui.test.assertIsDisplayed
 import androidx.compose.ui.test.assertIsFocused
+import androidx.compose.ui.test.assertTextEquals
 import androidx.compose.ui.test.captureToImage
 import androidx.compose.ui.test.junit4.createAndroidComposeRule
 import androidx.compose.ui.test.onNodeWithTag
@@ -26,7 +29,6 @@ import androidx.compose.ui.test.onNodeWithText
 import androidx.compose.ui.test.onRoot
 import androidx.compose.ui.test.performClick
 import androidx.compose.ui.test.performTouchInput
-import androidx.compose.ui.text.input.TextFieldValue
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.MediumTest
 import com.m57.hermescontrol.data.ws.CommandCatalog
@@ -52,6 +54,7 @@ import java.io.File
  */
 @RunWith(AndroidJUnit4::class)
 @MediumTest
+@OptIn(ExperimentalFoundationApi::class)
 class VoiceNoteGestureTest {
     @get:Rule
     val composeTestRule = createAndroidComposeRule<ComponentActivity>()
@@ -88,8 +91,7 @@ class VoiceNoteGestureTest {
             Column(modifier = Modifier.fillMaxSize()) {
                 Spacer(modifier = Modifier.weight(1f))
                 ChatInputBar(
-                    inputFieldValue = TextFieldValue(draft),
+                    inputState = rememberTextFieldState(initialText = draft),
-                    onInputChange = {},
                     onSend = { sendCount++ },
                     onMicTap = { micTaps++ },
                     isListening = false,
@@ -275,6 +277,8 @@ class VoiceNoteGestureTest {
             assertEquals("release must submit the note", 1, holdEnds)
             assertEquals("a stationary hold-release must not fire a tap", tapsBefore, micTaps)
         }
+        // The state-based input must retain the draft when the recording strip is removed.
+        composeTestRule.onNodeWithTag("chat_input").assertTextEquals("draft")
     }
 
     @Test

app/src/main/java/com/m57/hermescontrol/HermesControlApp.kt

@@ -15,6 +15,7 @@ import com.m57.hermescontrol.data.remote.NetworkMonitor
 import com.m57.hermescontrol.data.remote.OkHttpProvider
 import com.m57.hermescontrol.notification.TurnCorrelationTracker
 import com.m57.hermescontrol.ui.analytics.AnalyticsPreloader
+import com.m57.hermescontrol.ui.chat.cleanStalePastedImages
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.SupervisorJob
@@ -28,6 +29,10 @@ class HermesControlApp :
 
     override fun onCreate() {
         super.onCreate()
+        val startupTimeMs = System.currentTimeMillis()
+        appScope.launch(Dispatchers.IO) {
+            cleanStalePastedImages(cacheDir, startupTimeMs)
+        }
         AuthManager.init(this)
         NetworkMonitor.init(this)
         SessionListCacheStore.init(this)

app/src/main/java/com/m57/hermescontrol/data/local/ChatMessageMapper.kt

@@ -4,6 +4,7 @@ import com.m57.hermescontrol.ui.chat.ChatMessage
 import com.m57.hermescontrol.ui.chat.MessageProvenance
 import com.m57.hermescontrol.ui.chat.MessageRole
 import com.m57.hermescontrol.ui.chat.ToolStatus
+import com.m57.hermescontrol.ui.chat.normalizedGatewayNotice
 
 /**
  * Converts between the Room [ChatMessageEntity] and the UI [ChatMessage].
@@ -44,7 +45,7 @@ fun ChatMessageEntity.toUiModel(): ChatMessage =
         messageProvenance =
             MessageProvenance.entries.firstOrNull { it.name == messageProvenance }
                 ?: MessageProvenance.UNKNOWN,
-    )
+    ).normalizedGatewayNotice()
 
 fun ChatMessage.toEntity(sessionId: String): ChatMessageEntity =
     ChatMessageEntity(

app/src/main/java/com/m57/hermescontrol/data/model/SessionMessagesResponse.kt

@@ -3,6 +3,7 @@ package com.m57.hermescontrol.data.model
 import kotlinx.serialization.Serializable
 import kotlinx.serialization.json.JsonArray
 import kotlinx.serialization.json.JsonElement
+import kotlinx.serialization.json.JsonObject
 import kotlinx.serialization.json.JsonPrimitive
 import kotlinx.serialization.json.doubleOrNull
 import kotlinx.serialization.json.intOrNull
@@ -100,20 +101,10 @@ data class SessionMessage(
         }
 
     val contentText: String
-        get() =
+        get() = content?.transcriptText().orEmpty()
-            when (content) {
-                is JsonPrimitive -> content.content
-                null -> ""
-                else -> content.toString()
-            }
 
     val displayContentText: String?
-        get() =
+        get() = display_content?.transcriptText()
-            when (display_content) {
-                is JsonPrimitive -> display_content.content
-                null -> null
-                else -> display_content.toString()
-            }
 
     val reasoningText: String
         get() =
@@ -160,4 +151,25 @@ data class SessionMessage(
         get() = tool_call_id.orEmpty()
 }
 
+// #1432: model-facing multipart payloads contain inline image bytes, not displayable JSON.
+private fun JsonElement.transcriptText(): String =
+    when (this) {
+        is JsonPrimitive -> {
+            content
+        }
+
+        is JsonArray -> {
+            mapNotNull { part ->
+                val block = part as? JsonObject ?: return@mapNotNull null
+                val type = block["type"]
+                if (type != null && (type as? JsonPrimitive)?.content != "text") return@mapNotNull null
+                (block["text"] as? JsonPrimitive)?.takeIf { it.isString }?.content
+            }.joinToString("\n")
+        }
+
+        else -> {
+            toString()
+        }
+    }
+
 private val WHITESPACE = Regex("\\s+")

app/src/main/java/com/m57/hermescontrol/data/ws/EventParser.kt

@@ -279,7 +279,7 @@ object EventParser {
 
             "status.update" -> {
                 val status = payload?.get("status") as? String
-                WsEvent.StatusUpdate(status, payload)
+                WsEvent.StatusUpdate(status, payload, sessionId)
             }
 
             "error" -> {

app/src/main/java/com/m57/hermescontrol/data/ws/WsEvent.kt

@@ -205,6 +205,7 @@ sealed class WsEvent {
     data class StatusUpdate(
         val status: String?,
         val data: Map<String, Any?>?,
+        val sessionId: String? = null,
     ) : WsEvent()
 
     data class SessionUpdated(

app/src/main/java/com/m57/hermescontrol/data/ws/contract/SessionPrompt.kt

@@ -11,9 +11,21 @@ data class SessionCreateParams(
     @SerialName("hidden") val hidden: Boolean? = null,
 )
 
+/**
+ * The `source` this client declares for every session it mints or resumes.
+ *
+ * Mobile presents the desktop surface, so it claims `"desktop"` on BOTH `session.create` and
+ * `session.resume`. The gateway resolves an omitted `source` from the host environment
+ * (`_resolve_session_source`), which on a headless backend is `"tui"`; a resumed runtime then
+ * reads as a surface switch and loses the `desktop_ui` toolset (#1450). One constant so the
+ * create and resume call sites cannot drift apart again.
+ */
+const val DESKTOP_SESSION_SOURCE = "desktop"
+
 @Serializable
 data class SessionResumeParams(
     @SerialName("session_id") val sessionId: String,
+    @SerialName("source") val source: String? = null,
     @SerialName("omit_messages") val omitMessages: Boolean? = null,
     @SerialName("profile") val profile: String? = null,
 )

app/src/main/java/com/m57/hermescontrol/notification/NotificationReplyReceiver.kt

@@ -11,6 +11,7 @@ import com.m57.hermescontrol.R
 import com.m57.hermescontrol.data.local.AuthManager
 import com.m57.hermescontrol.data.session.ActiveSessionHolder
 import com.m57.hermescontrol.data.ws.HermesWsClient
+import com.m57.hermescontrol.data.ws.contract.DESKTOP_SESSION_SOURCE
 import com.m57.hermescontrol.data.ws.contract.PromptSubmitParams
 import com.m57.hermescontrol.data.ws.contract.RpcMethods
 import com.m57.hermescontrol.data.ws.contract.SessionResumeParams
@@ -157,6 +158,7 @@ open class NotificationReplyReceiver : BroadcastReceiver() {
         val params =
             SessionResumeParams(
                 sessionId = storedSessionId,
+                source = DESKTOP_SESSION_SOURCE,
                 omitMessages = true,
                 profile = profile,
             )

app/src/main/java/com/m57/hermescontrol/ui/bots/group/GroupChatViewModel.kt

@@ -16,6 +16,7 @@ import com.m57.hermescontrol.data.remote.safeApiCall
 import com.m57.hermescontrol.data.session.ActiveSessionHolder
 import com.m57.hermescontrol.data.ws.HermesWsClient
 import com.m57.hermescontrol.data.ws.WsEvent
+import com.m57.hermescontrol.data.ws.contract.DESKTOP_SESSION_SOURCE
 import com.m57.hermescontrol.data.ws.contract.ProfilesConfigureParams
 import com.m57.hermescontrol.data.ws.contract.ProfilesListParams
 import com.m57.hermescontrol.data.ws.contract.PromptSubmitParams
@@ -564,7 +565,7 @@ class GroupChatViewModel(
                     method = RpcMethods.SESSION_CREATE,
                     params =
                         SessionCreateParams(
-                            source = "desktop",
+                            source = DESKTOP_SESSION_SOURCE,
                             profile = bot.name,
                             title = title,
                             hidden = true,

app/src/main/java/com/m57/hermescontrol/ui/chat/ChatAttachmentTarget.kt

@@ -0,0 +1,10 @@
+package com.m57.hermescontrol.ui.chat
+
+/** Captured before asynchronous clipboard access; never retarget a late image to a new chat. */
+internal data class ChatAttachmentTarget(
+    val sessionId: String,
+    val generation: Long,
+    val baseUrl: String,
+    val connectionProfileId: String?,
+    val agentProfileId: String?,
+)

app/src/main/java/com/m57/hermescontrol/ui/chat/ChatListEntries.kt

@@ -12,6 +12,7 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
+import com.m57.hermescontrol.ui.chat.fullbleed.isHiddenTool
 
 /**
  * Every [TOOL_CALL_DIVIDER_INTERVAL]th tool call within a single turn renders a
@@ -56,7 +57,7 @@ fun toolCallMilestones(messages: List<ChatMessage>): Map<String, Int> {
                 toolCount = 0
             }
 
-            message.role == MessageRole.TOOL -> {
+            message.role == MessageRole.TOOL && !message.isHiddenTool() -> {
                 toolCount += 1
                 if (toolCount % TOOL_CALL_DIVIDER_INTERVAL == 0) {
                     milestones[message.id] = toolCount
@@ -79,7 +80,7 @@ fun toolCallMilestoneIndices(messages: List<ChatMessage>): Map<Int, Int> {
                 toolCount = 0
             }
 
-            message.role == MessageRole.TOOL -> {
+            message.role == MessageRole.TOOL && !message.isHiddenTool() -> {
                 toolCount += 1
                 if (toolCount % TOOL_CALL_DIVIDER_INTERVAL == 0) {
                     milestones[index] = toolCount

app/src/main/java/com/m57/hermescontrol/ui/chat/ChatPastedImageStore.kt

@@ -0,0 +1,175 @@
+package com.m57.hermescontrol.ui.chat
+
+import android.content.Context
+import android.net.Uri
+import android.webkit.MimeTypeMap
+import androidx.core.content.FileProvider
+import com.m57.hermescontrol.data.model.Attachment
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.currentCoroutineContext
+import kotlinx.coroutines.ensureActive
+import kotlinx.coroutines.withContext
+import java.io.File
+import java.io.FileOutputStream
+import java.io.IOException
+import java.io.InputStream
+import java.util.UUID
+
+private const val PASTED_IMAGE_DIRECTORY = "pasted_images"
+private const val PASTED_IMAGE_MAX_AGE_MS = 7L * 24 * 60 * 60 * 1000
+
+/**
+ * Startup-only sweep (#1444). Keep recent files for transcript previews/retries;
+ * never run during a live session where an old attachment may still be uploading.
+ */
+internal fun cleanStalePastedImages(
+    cacheDir: File,
+    nowMs: Long = System.currentTimeMillis(),
+) {
+    val directory = File(cacheDir, PASTED_IMAGE_DIRECTORY)
+    val files = runCatching { directory.listFiles() }.getOrNull() ?: return
+    val cutoff = nowMs - PASTED_IMAGE_MAX_AGE_MS
+    for (file in files) {
+        runCatching {
+            // Do not traverse subdirectories or touch any other cache namespace.
+            if (file.isFile && file.lastModified() < cutoff) file.delete()
+        }
+    }
+}
+
+internal class PastedImageTooLargeException : IOException("Pasted image exceeds attachment limit")
+
+/** A private cache file owned by the caller after [ChatPastedImageStore.importImage] returns. */
+class PastedImage(
+    val attachment: Attachment,
+    val file: File,
+) {
+    /** Call if the import cannot be queued (for example, after a session switch). */
+    fun discard() {
+        file.delete()
+    }
+}
+
+/** Explicit clipboard/IME image importer; it never observes the clipboard itself. */
+class ChatPastedImageStore(
+    private val context: Context,
+) {
+    /** Returns null for unsupported, missing, or empty input; oversized streams fail explicitly. */
+    suspend fun importImage(
+        uri: Uri,
+        maxBytes: Long = MAX_CHAT_ATTACHMENT_BYTES,
+    ): PastedImage? {
+        var pending: PastedImage? = null
+        var delivered = false
+        try {
+            val result =
+                withContext(Dispatchers.IO) {
+                    if (uri.scheme != "content") return@withContext null
+                    val resolver = context.contentResolver
+                    val mimeType =
+                        resolver
+                            .getType(uri)
+                            ?.takeIf { it.startsWith("image/", ignoreCase = true) && it.length > "image/".length }
+                            ?: return@withContext null
+                    val extension =
+                        MimeTypeMap
+                            .getSingleton()
+                            .getExtensionFromMimeType(mimeType)
+                            ?.takeIf { it.matches(Regex("[A-Za-z0-9]{1,10}")) }
+                            ?: "img"
+                    val input = resolver.openInputStream(uri) ?: return@withContext null
+                    val activeContext = currentCoroutineContext()
+                    val file =
+                        stagePastedImage(
+                            input = input,
+                            directory = File(context.cacheDir, PASTED_IMAGE_DIRECTORY),
+                            extension = extension,
+                            maxBytes = maxBytes,
+                            checkActive = { activeContext.ensureActive() },
+                        ) ?: return@withContext null
+                    try {
+                        activeContext.ensureActive()
+                        val privateUri =
+                            FileProvider.getUriForFile(
+                                context,
+                                "${context.packageName}.fileprovider",
+                                file,
+                            )
+                        PastedImage(
+                            attachment =
+                                Attachment(
+                                    uri = privateUri.toString(),
+                                    name = file.name,
+                                    mimeType = mimeType,
+                                    size = file.length(),
+                                ),
+                            file = file,
+                        ).also { pending = it }
+                    } catch (failure: Throwable) {
+                        file.delete()
+                        throw failure
+                    }
+                }
+            delivered = true
+            return result
+        } finally {
+            // withContext may discard its completed IO result if the parent was cancelled
+            // during dispatch back; in that case ownership never reached the caller.
+            if (!delivered) pending?.discard()
+        }
+    }
+}
+
+/** JVM-testable, exclusive-create bounded copy. Null means empty input. */
+internal fun stagePastedImage(
+    input: InputStream,
+    directory: File,
+    extension: String,
+    maxBytes: Long = MAX_CHAT_ATTACHMENT_BYTES,
+    checkActive: () -> Unit = {},
+    newId: () -> String = { UUID.randomUUID().toString() },
+): File? {
+    require(maxBytes > 0) { "maxBytes must be positive" }
+    val effectiveMaxBytes = minOf(maxBytes, MAX_CHAT_ATTACHMENT_BYTES)
+    require(extension.matches(Regex("[A-Za-z0-9]{1,10}"))) { "Invalid extension" }
+    var owned: File? = null
+    var keep = false
+    try {
+        return input
+            .use source@{ source ->
+                if (!directory.isDirectory && !directory.mkdirs() && !directory.isDirectory) {
+                    throw IOException("Cannot create pasted image cache directory")
+                }
+                val file = File(directory, "${UUID.fromString(newId())}.$extension")
+                if (!file.createNewFile()) throw IOException("Pasted image cache name already exists")
+                owned = file
+                var total = 0L
+                val buffer = ByteArray(DEFAULT_BUFFER_SIZE)
+                FileOutputStream(file).use { output ->
+                    while (true) {
+                        checkActive()
+                        // Probe one byte beyond the limit without trusting provider-reported size.
+                        val remaining = effectiveMaxBytes - total
+                        val requested = if (remaining < buffer.size) (remaining + 1).toInt() else buffer.size
+                        val count = source.read(buffer, 0, requested)
+                        if (count < 0) break
+                        if (count > remaining) throw PastedImageTooLargeException()
+                        if (count == 0) {
+                            val byte = source.read()
+                            if (byte < 0) break
+                            if (remaining == 0L) throw PastedImageTooLargeException()
+                            output.write(byte)
+                            total++
+                            continue
+                        }
+                        output.write(buffer, 0, count)
+                        total += count
+                    }
+                    checkActive()
+                }
+                if (total == 0L) null else file
+            }.also { keep = it != null }
+    } finally {
+        if (!keep) owned?.delete()
+    }
+}

app/src/main/java/com/m57/hermescontrol/ui/chat/ChatScreen.kt

@@ -28,6 +28,8 @@ import androidx.compose.foundation.layout.width
 import androidx.compose.foundation.lazy.rememberLazyListState
 import androidx.compose.foundation.shape.CircleShape
 import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.foundation.text.input.clearText
+import androidx.compose.foundation.text.input.rememberTextFieldState
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.Add
 import androidx.compose.material.icons.filled.Close
@@ -70,7 +72,6 @@ import androidx.compose.ui.platform.testTag
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.AnnotatedString
 import androidx.compose.ui.text.font.FontWeight
-import androidx.compose.ui.text.input.TextFieldValue
 import androidx.compose.ui.unit.dp
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.LifecycleEventObserver
@@ -118,9 +119,12 @@ import com.m57.hermescontrol.ui.chat.components.SpeechRequest
 import com.m57.hermescontrol.ui.chat.components.SpeechText
 import com.m57.hermescontrol.ui.chat.components.SubagentInspectionSheet
 import com.m57.hermescontrol.ui.chat.components.TaskProgressChip
+import com.m57.hermescontrol.ui.chat.components.rememberChatImagePaste
 import com.m57.hermescontrol.ui.chat.components.rememberChatMediaLaunchers
 import com.m57.hermescontrol.ui.chat.components.rememberChatScrollController
 import com.m57.hermescontrol.ui.chat.components.rememberChatSpeech
+import com.m57.hermescontrol.ui.chat.components.replaceComposerDraft
+import com.m57.hermescontrol.ui.chat.components.restoreRejectedComposerDraft
 import com.m57.hermescontrol.ui.chat.components.shouldShowProgressChip
 import com.m57.hermescontrol.ui.chat.components.tailContentKey
 import com.m57.hermescontrol.ui.chat.fullbleed.FullBleedChatList
@@ -338,20 +342,18 @@ fun ChatScreen(
             !timelineState.isHistorical && scrollController.showFab(displayedMessages.isNotEmpty())
         }
     }
-    var inputFieldValue by rememberSaveable(stateSaver = TextFieldValue.Saver) {
+    val inputState = rememberTextFieldState()
-        mutableStateOf(TextFieldValue(""))
-    }
 
     LaunchedEffect(state.pendingPrefillText) {
         val prefill = state.pendingPrefillText
         if (prefill != null) {
-            inputFieldValue = ChatInputPolicy.commandFieldValue(prefill)
+            inputState.replaceComposerDraft(prefill)
             viewModel.consumePendingPrefill()
         }
     }
     LaunchedEffect(state.composerTextToRestore) {
         state.composerTextToRestore?.let { text ->
-            inputFieldValue = ChatInputPolicy.restoreRejectedText(text, inputFieldValue)
+            inputState.restoreRejectedComposerDraft(text)
             viewModel.consumeComposerTextRestore()
         }
     }
@@ -364,6 +366,10 @@ fun ChatScreen(
     }
     var viewingImage by rememberSaveable { mutableStateOf<ImageViewerModel?>(null) }
     val snackbarHostState = remember { SnackbarHostState() }
+    val imagePaste =
+        rememberChatImagePaste(viewModel) { message ->
+            scrollScope.launch { snackbarHostState.showSnackbar(message) }
+        }
     val launchExternalActivity: (() -> Unit) -> Unit = { launch ->
         ExternalActivityLifecycleGuard.launchExternalActivity(
             acquireConnectionLease = HermesWsClient::acquireExternalActivityConnectionLease,
@@ -411,8 +417,7 @@ fun ChatScreen(
 
     val mediaLaunchers =
         rememberChatMediaLaunchers(
-            inputFieldValue = inputFieldValue,
+            inputState = inputState,
-            onInputFieldValueChange = { inputFieldValue = it },
             onAddAttachment = { uri, name, mimeType, size ->
                 viewModel.addAttachment(uri, name, mimeType, size)
             },
@@ -865,11 +870,12 @@ fun ChatScreen(
             }
 
             ChatInputBar(
-                inputFieldValue = inputFieldValue,
+                inputState = inputState,
-                onInputChange = { inputFieldValue = it },
+                receiveContentListener = imagePaste,
+                isReceivingContent = imagePaste.isReceiving,
                 onSend = {
-                    if (viewModel.sendMessage(inputFieldValue.text)) {
+                    if (!imagePaste.isReceiving && viewModel.sendMessage(inputState.text.toString())) {
-                        inputFieldValue = TextFieldValue("")
+                        inputState.clearText()
                         // Jump only after an accepted send. A readiness race keeps the draft intact.
                         scrollController.jumpToBottom(animated = true)
                     }

app/src/main/java/com/m57/hermescontrol/ui/chat/ChatSearchController.kt

@@ -1,5 +1,6 @@
 package com.m57.hermescontrol.ui.chat
 
+import com.m57.hermescontrol.ui.chat.fullbleed.isHiddenTool
 import com.m57.hermescontrol.ui.chat.fullbleed.isSyntheticSystemRow
 import com.m57.hermescontrol.ui.chat.fullbleed.isTimelineMarker
 import com.m57.hermescontrol.ui.chat.tool.ToolViewCache
@@ -100,7 +101,7 @@ class ChatSearchController {
                 }
 
                 MessageRole.TOOL -> {
-                    scan(idx, searchableToolText(message), SearchTarget.TOOL)
+                    if (!message.isHiddenTool()) scan(idx, searchableToolText(message), SearchTarget.TOOL)
                 }
 
                 MessageRole.SYSTEM -> {

app/src/main/java/com/m57/hermescontrol/ui/chat/ChatSendStore.kt

@@ -61,6 +61,25 @@ internal fun pendingSendIdsConfirmedByDurableAliases(
         .toSet()
 }
 
+/**
+ * #1427: the `prompt.submit` `user_row_id` is the exact gateway row for that send, so a history
+ * page containing it proves delivery even when the merge could not alias the local bubble.
+ */
+internal fun pendingSendIdsConfirmedByRowIds(
+    pageRowIds: Set<Long>,
+    pending: List<PendingSend>,
+): Set<String> =
+    pending
+        .asSequence()
+        .filter {
+            it.state in setOf(PendingSendState.SENDING, PendingSendState.ACCEPTED, PendingSendState.UNKNOWN)
+        }.filter { it.userRowId != null && it.userRowId in pageRowIds }
+        .map { it.id }
+        .toSet()
+
+/** #1427: a receipt holding a gateway `user_row_id` is stored server-side and must never become UNKNOWN. */
+internal fun canDemoteAcceptedReceipt(receipt: PendingSend): Boolean = receipt.userRowId == null
+
 /** Synchronous writes keep the queue recoverable when Android kills the process just after a tap. */
 class ChatSendStore(
     private val prefs: SharedPreferences? = null,

app/src/main/java/com/m57/hermescontrol/ui/chat/ChatServerMessageMapper.kt

@@ -232,7 +232,9 @@ internal fun mapServerMessages(
                 rawContent
             }
         var attachments: List<Attachment>? = null
-        if (role == MessageRole.ASSISTANT && rawContent.contains("MEDIA:")) {
+        if (role == MessageRole.USER) {
+            attachments = userImageAttachments(finalContent, mediaUrl).takeIf { it.isNotEmpty() }
+        } else if (role == MessageRole.ASSISTANT && rawContent.contains("MEDIA:")) {
             val items = HostMediaExtractor.extract(rawContent)
             if (items.isNotEmpty()) {
                 finalContent = HostMediaExtractor.strip(rawContent)
@@ -275,7 +277,7 @@ internal fun mapServerMessages(
                 completionId = completionId,
                 serverRowId = msg.id?.toLong()?.takeIf { it > 0L },
                 reactions = msg.reactions,
-            ),
+            ).normalizedGatewayNotice(),
         )
     }
 

app/src/main/java/com/m57/hermescontrol/ui/chat/ChatTranscriptMerge.kt

@@ -417,6 +417,12 @@ internal fun mergeCachedTranscriptPage(
                 match.id to
                     rich.copy(
                         id = match.id,
+                        attachments =
+                            if (rich.role == MessageRole.USER) {
+                                rich.attachments?.takeIf { it.isNotEmpty() } ?: message.attachments
+                            } else {
+                                rich.attachments
+                            },
                         content = preservedContent ?: rich.content,
                         restId = match.canonicalRestId ?: message.canonicalRestId,
                         serverRowId = match.serverRowId ?: message.serverRowId,
@@ -457,6 +463,15 @@ internal fun mergeTranscriptWithLive(
             when {
                 match?.role == MessageRole.USER -> {
                     match.copy(
+                        // #1432: cached user rows lack attachment metadata; hydrate from REST,
+                        // while preserving richer optimistic/local attachments when present.
+                        attachments = match.attachments?.takeIf { it.isNotEmpty() } ?: message.attachments,
+                        content =
+                            if (match.isHistoricalCache && !message.attachments.isNullOrEmpty()) {
+                                message.content
+                            } else {
+                                match.content
+                            },
                         restId = (message.canonicalRestId ?: match.canonicalRestId).takeUnless { it == match.id },
                         serverRowId = message.serverRowId ?: match.serverRowId,
                         reactions = message.reactions.ifEmpty { match.reactions },
@@ -531,14 +546,21 @@ internal fun mergeTranscriptWithLive(
             .mapNotNull { index ->
                 matches[index]?.id?.let { id -> incoming[index].canonicalOrder?.let { id to it } }
             }.toMap()
-    return dedupeCachedMessages(transcript.inTranscriptOrder(current, resolvedOrders), confirmedOnly = true)
+    return dedupeCachedMessages(
-        .reconcileReasoningRows()
+        transcript.inTranscriptOrder(
+            previous = current,
+            resolvedOrders = resolvedOrders,
+            observedSuccessorAnchors = current,
+        ),
+        confirmedOnly = true,
+    ).reconcileReasoningRows()
 }
 
 /** Keep server order; place local notices and commands after their last preceding confirmed message, not at the transcript tail. */
 private fun List<ChatMessage>.inTranscriptOrder(
     previous: List<ChatMessage>,
     resolvedOrders: Map<String, Long>,
+    observedSuccessorAnchors: List<ChatMessage>? = null,
 ): List<ChatMessage> {
     val latestCanonical = mapNotNull { it.canonicalOrder }.maxOrNull() ?: -1L
     // Session-start markers use -1 and must remain before unresolved cached history.
@@ -549,6 +571,21 @@ private fun List<ChatMessage>.inTranscriptOrder(
     var pendingLocalOrder: Long? = null
     val localAnchors = mutableMapOf<String, Long>()
     val pendingOrderByLocal = mutableMapOf<String, Long>()
+    // #1451: an observed live block must stay before its later confirmed USER successor,
+    // even when its own REST echoes are absent. Successor anchors derive only from genuinely
+    // observed current lists (never cache concatenations) and only from later USER prompts.
+    val nextCanonicalOrder = mutableMapOf<String, Long>()
+    val anchorSource = observedSuccessorAnchors ?: emptyList()
+    var followingUserCanonical: Long? = null
+    for (i in anchorSource.indices.reversed()) {
+        val message = anchorSource[i]
+        val order = resolvedOrders[message.id] ?: message.canonicalOrder
+        if (order != null && message.role == MessageRole.USER) {
+            followingUserCanonical = order
+        } else if (followingUserCanonical != null) {
+            nextCanonicalOrder[message.id] = followingUserCanonical
+        }
+    }
     previous.forEach { message ->
         val order = resolvedOrders[message.id] ?: message.canonicalOrder
         if (order != null) {
@@ -563,7 +600,7 @@ private fun List<ChatMessage>.inTranscriptOrder(
         } else if (message.isPermanentlyLocal()) {
             localAnchors[message.id] =
                 if (hasPendingPredecessor) {
-                    Long.MAX_VALUE
+                    nextCanonicalOrder[message.id]?.let { it - 1L } ?: Long.MAX_VALUE
                 } else {
                     precedingCanonical?.takeIf { it >= 0L }
                         ?: if (message.role == MessageRole.USER) {
@@ -581,6 +618,9 @@ private fun List<ChatMessage>.inTranscriptOrder(
         } else {
             hasPendingPredecessor = true
             pendingLocalOrder = message.localOrder
+            nextCanonicalOrder[message.id]?.let { successor ->
+                localAnchors[message.id] = successor - 1L
+            }
         }
     }
     val previousIndices = previous.withIndex().associate { it.value.id to it.index }

app/src/main/java/com/m57/hermescontrol/ui/chat/ChatViewModel.kt

@@ -41,6 +41,7 @@ import com.m57.hermescontrol.data.ws.contract.CommandDispatchParams
 import com.m57.hermescontrol.data.ws.contract.CommandsCatalogParams
 import com.m57.hermescontrol.data.ws.contract.ConfigGetParams
 import com.m57.hermescontrol.data.ws.contract.ConfigSetParams
+import com.m57.hermescontrol.data.ws.contract.DESKTOP_SESSION_SOURCE
 import com.m57.hermescontrol.data.ws.contract.FileAttachParams
 import com.m57.hermescontrol.data.ws.contract.ImageAttachBytesParams
 import com.m57.hermescontrol.data.ws.contract.ProcessStopParams
@@ -1511,6 +1512,10 @@ class ChatViewModel(
                     viewModelScope.launch { fetchContextUsage() }
                 }
 
+                is ReducerEffect.DeleteLocalMessage -> {
+                    viewModelScope.launch(ioDispatcher) { repo.deleteMessage(effect.messageId) }
+                }
+
                 is ReducerEffect.AttachHostMedia -> {
                     // Issue #724: turn host-path MEDIA: directives into real
                     // attachments (images inline, every other file tappable)
@@ -1804,6 +1809,8 @@ class ChatViewModel(
                         contextBreakdown = null,
                         compressionCount = null,
                         sessionUsage = null,
+                        isCompressing = false,
+                        compressionStatus = null,
                     )
                 }
                 publishPendingSends()
@@ -3676,6 +3683,34 @@ class ChatViewModel(
 
     fun addAttachments(attachments: List<Attachment>) = attachmentsDelegate.addAttachments(attachments)
 
+    /** Clipboard reads are asynchronous: bind them to this exact session generation and server. */
+    internal fun captureAttachmentTarget(): ChatAttachmentTarget? {
+        val state = _uiState.value
+        val sessionId = state.currentSessionId ?: return null
+        // Connection status is combined into public uiState, not written to _uiState.
+        if (wsClient.connectionStatus.value != ConnectionStatus.CONNECTED ||
+            !state.isSessionReady || _timelineState.value.isHistorical
+        ) {
+            return null
+        }
+        return ChatAttachmentTarget(
+            sessionId = sessionId,
+            generation = sessionGeneration,
+            baseUrl = AuthManager.getBaseUrl(),
+            connectionProfileId = AuthManager.getSelectedProfileId(),
+            agentProfileId = AuthManager.activeProfileId.value,
+        )
+    }
+
+    internal fun addPastedAttachments(
+        target: ChatAttachmentTarget,
+        attachments: List<Attachment>,
+    ): Boolean {
+        if (captureAttachmentTarget() != target) return false
+        attachmentsDelegate.addAttachments(attachments)
+        return true
+    }
+
     fun removeAttachment(index: Int) = attachmentsDelegate.removeAttachment(index)
 
     fun openAttachment(attachment: Attachment) = mediaDelegate.openAttachment(attachment)
@@ -4127,44 +4162,46 @@ class ChatViewModel(
         val arg = parts.getOrElse(1) { "" }
         viewModelScope.launch(ioDispatcher) {
             try {
-                // Primary path: command.dispatch handles quick/plugin/bundle/
+                // Desktop parity: slash.exec owns generic commands. Handle errors here,
-                // skill commands + a few hardcoded ones. It returns a hard 4018
+                // not again through the shared RpcError banner (/usage regression).
-                // "not a ... command" for everything that lives only in the TUI
+                val result =
-                // slash worker (the 29 commands that 4018'd on mobile — issue
+                    wsClient.call(
-                // #576). For those we fall back to slash.exec, which runs the
+                        RpcMethods.SLASH_EXEC,
-                // full COMMAND_REGISTRY through the worker.
+                        SlashExecParams(sessionId = sessionId, command = command.removePrefix("/")),
+                        suppressErrorEvent = true,
+                    )
+                val map = result.toAny() as? Map<*, *>
+                if (map?.get("type") is String) {
+                    handleDispatchResult(map)
+                } else {
+                    val output = (map?.get("output") as? String).orEmpty().ifBlank { "/$name: no output" }
+                    val warning = (map?.get("warning") as? String).orEmpty()
+                    addAssistantMessage(if (warning.isBlank()) output else "warning: $warning\n$output")
+                }
+            } catch (e: CancellationException) {
+                throw e
+            } catch (e: Exception) {
+                try {
                     val result =
                         wsClient.call(
                             RpcMethods.COMMAND_DISPATCH,
                             CommandDispatchParams(name = name, arg = arg, sessionId = sessionId),
+                            suppressErrorEvent = true,
                         )
-                handleDispatchResult(result.toAny())
+                    val map = result.toAny() as? Map<*, *>
-            } catch (e: HermesWsClient.HermesRpcException) {
+                    if (map?.get("type") is String) {
-                val msg = e.message.orEmpty()
+                        handleDispatchResult(map)
-                // Registry miss on command.dispatch: the backend emits exactly
-                // "not a quick/plugin/bundle/skill command: <name>" (tui_gateway
-                // server.py L12408). Match that precise phrase so unrelated
-                // errors can't accidentally trigger the slash.exec fallback.
-                if (msg.contains("not a quick/plugin/bundle/skill command")) {
-                    // Registry miss on command.dispatch -> retry via slash.exec,
-                    // which routes the full CLI command set through the worker.
-                    try {
-                        val result =
-                            wsClient.call(
-                                RpcMethods.SLASH_EXEC,
-                                SlashExecParams(
-                                    sessionId = sessionId,
-                                    command = "/$name${if (arg.isNotEmpty()) " $arg" else ""}",
-                                ),
-                            )
-                        val output = (result.toAny() as? Map<*, *>)?.get("output") as? String
-                        if (!output.isNullOrBlank()) addAssistantMessage(output)
-                    } catch (e2: HermesWsClient.HermesRpcException) {
-                        addAssistantMessage("/$name: ${e2.message}")
-                    }
                     } else {
-                    // Legit error from command.dispatch (busy, no history, etc.)
+                        addAssistantMessage("/$name: invalid response: command.dispatch")
-                    addAssistantMessage("/$name: ${e.message}")
+                    }
+                } catch (fallback: CancellationException) {
+                    throw fallback
+                } catch (fallback: Exception) {
+                    val registryMiss =
+                        Regex("not a quick/plugin/(?:bundle/)?skill command", RegexOption.IGNORE_CASE)
+                            .containsMatchIn(fallback.message.orEmpty())
+                    val failure = if (registryMiss) e else fallback
+                    addAssistantMessage("/$name: ${failure.message}")
                 }
             }
         }
@@ -4534,7 +4571,7 @@ class ChatViewModel(
         viewModelScope.launch(ioDispatcher) {
             wsClient.send(
                 RpcMethods.SESSION_CREATE,
-                SessionCreateParams(source = "desktop"),
+                SessionCreateParams(source = DESKTOP_SESSION_SOURCE),
                 onSent = { id -> trackSessionRequest(id, WsMethods.SESSION_CREATE, generation) },
             )
         }
@@ -5070,7 +5107,22 @@ class ChatViewModel(
         val page = withContext(historyDispatcher) { repo.loadPage(sessionId, before, MESSAGE_PAGE_SIZE) }
         val valid = { isCurrent() && cacheCursor == before }
         if (!valid()) return false
-        mergeHistoryPage(valid, cached = true) { page.messages } ?: return false
+        mergeHistoryPage(valid, cached = true) {
+            // #1432: Room retains host references, not connection-bound download URLs.
+            page.messages.map { message ->
+                if (message.role == MessageRole.USER && message.attachments.isNullOrEmpty()) {
+                    message.copy(
+                        attachments =
+                            userImageAttachments(
+                                message.content,
+                                ::gatewayMediaUrl,
+                            ).takeIf { it.isNotEmpty() },
+                    )
+                } else {
+                    message
+                }
+            }
+        } ?: return false
         if (!valid()) return false
         cacheCursor = page.cursor
         cacheHasOlder = page.hasOlder
@@ -5216,7 +5268,11 @@ class ChatViewModel(
         val scope = sendScope()
         val scopedPending =
             sendStore.all().filter { it.scope == scope && it.sessionId == sessionId }
-        pendingSendIdsConfirmedByDurableAliases(aliases, scopedPending).forEach(::removePendingSend)
+        val pageRowIds = page.mapNotNull { it.serverRowId }.toSet()
+        (
+            pendingSendIdsConfirmedByDurableAliases(aliases, scopedPending) +
+                pendingSendIdsConfirmedByRowIds(pageRowIds, scopedPending)
+        ).forEach(::removePendingSend)
         publishPendingSends()
         drainPendingQueue()
     }
@@ -5324,6 +5380,9 @@ class ChatViewModel(
                 contextBreakdown = null,
                 compressionCount = null,
                 sessionUsage = null,
+                // #1433: compaction state belongs to the session being left.
+                isCompressing = false,
+                compressionStatus = null,
                 pendingAttachments = emptyList(),
                 composerTextToRestore = null,
                 reactionKind = null,
@@ -5352,6 +5411,7 @@ class ChatViewModel(
         val params =
             SessionResumeParams(
                 sessionId = sessionId,
+                source = DESKTOP_SESSION_SOURCE,
                 omitMessages = true,
                 profile = profile?.takeIf { it.isNotBlank() },
             )
@@ -5709,7 +5769,8 @@ class ChatViewModel(
                         persistHistoryPage(page, sessionId)
                         if (valid() && !mainTurnBusy && mainTurnEpoch == completedTurnEpoch) {
                             unverifiedAccepted.forEach { receipt ->
-                                if (sendStore.all().any { it == receipt }) {
+                                // A gateway-issued user_row_id means the row is stored: never walk back to UNKNOWN.
+                                if (canDemoteAcceptedReceipt(receipt) && sendStore.all().any { it == receipt }) {
                                     markPendingSend(receipt.id, PendingSendState.UNKNOWN)
                                 }
                             }

app/src/main/java/com/m57/hermescontrol/ui/chat/ChatWsEventReducer.kt

@@ -136,6 +136,7 @@ object ChatWsEventReducer {
                 is WsEvent.VaultSaveLoginExpire -> event.sessionId
                 is WsEvent.VaultCodeRequest -> event.sessionId
                 is WsEvent.VaultCodeExpire -> event.sessionId
+                is WsEvent.StatusUpdate -> event.sessionId
                 else -> null
             }
         if (eventSessionId != null && (currentSessionId == null || eventSessionId != currentSessionId)) {
@@ -457,6 +458,7 @@ object ChatWsEventReducer {
     ): ReducerResult {
         val failure = replyFailureFromPayload(event.rawPayload, event.text)
         if (failure != null) return onReplyFailure(state, streamingState, event, failure)
+        if (GatewayNotice.isInterruptSentinel(event.text)) return onInterruptNotice(state, streamingState, event)
         val finalSnapshot = event.rawPayload?.let(::parseUsageSnapshot)
         val usageState = finalSnapshot?.let { applyUsageSnapshot(state, it) } ?: state
         val turnUsage = finalSnapshot?.deltaFrom(streamingState.turnUsageBaseline)
@@ -1052,36 +1054,107 @@ object ChatWsEventReducer {
         event: WsEvent.StatusUpdate,
     ): ReducerResult {
         val kind = event.data?.get("kind") as? String
-        val text = event.data?.get("text") as? String
+        val text = (event.data?.get("text") as? String)?.trim()
         return when (kind) {
+            // In-progress compaction is live state: the tail indicator shows only while it runs.
             "compressing", "compacting" -> {
                 ReducerResult(
                     state =
                         state.copy(
                             isCompressing = true,
-                            compressionStatus = text ?: "⏳ Compressing context...",
+                            compressionStatus = text?.ifBlank { null } ?: "⏳ Compressing context...",
                         ),
                     streamingState = streamingState,
                 )
             }
 
+            // #1433: the done edge is a transcript event, seated where it happened, never a floating tail row.
             "compacted" -> {
+                appendGatewayNotice(state.copy(isCompressing = false, compressionStatus = null), streamingState, text)
+            }
+
+            "ready" -> {
                 ReducerResult(
-                    state =
+                    state = state.copy(isCompressing = false, compressionStatus = null),
-                        state.copy(
-                            isCompressing = false,
-                            compressionStatus = text,
-                        ),
                     streamingState = streamingState,
                 )
             }
 
+            // Durable notices the desktop/TUI also paint into the transcript.
+            "goal", "loop", "warn", "fallback" -> {
+                appendGatewayNotice(state, streamingState, text)
+            }
+
             else -> {
                 ReducerResult(state = state, streamingState = streamingState)
             }
         }
     }
 
+    /**
+     * Appends a gateway notice as a persisted SYSTEM row (#1433). SYSTEM rows are permanently local, so
+     * `inTranscriptOrder` anchors them after their preceding confirmed row instead of the transcript tail.
+     * A replayed event (reconnect `session.events.since`) re-sends the same text within the current turn;
+     * skip it rather than stacking a duplicate.
+     */
+    private fun appendGatewayNotice(
+        state: ChatUiState,
+        streamingState: StreamingState,
+        text: String?,
+        extraEffects: List<ReducerEffect> = emptyList(),
+    ): ReducerResult {
+        if (text.isNullOrBlank()) {
+            return ReducerResult(state = state, streamingState = streamingState, effects = extraEffects)
+        }
+        val turnStart = state.messages.indexOfLast { it.isUserTurnBoundary() } + 1
+        val duplicate =
+            state.messages.drop(turnStart).any { it.role == MessageRole.SYSTEM && it.content == text }
+        if (duplicate) return ReducerResult(state = state, streamingState = streamingState, effects = extraEffects)
+        val notice = ChatMessage(role = MessageRole.SYSTEM, content = text)
+        val sid = state.currentSessionId
+        return ReducerResult(
+            state = state.copy(messages = state.messages + notice),
+            streamingState = streamingState,
+            effects = extraEffects + listOfNotNull(sid?.let { ReducerEffect.PersistMessage(notice, it) }),
+        )
+    }
+
+    /**
+     * A turn whose final text is a gateway interrupt sentinel ends with a notice, not assistant prose (#1433).
+     * For the repetition-loop sentinel the gateway hides the looped partial; drop it here too, including a
+     * copy already sealed by Stop, or it lingers as a live-only row that jumps to the tail on every merge.
+     */
+    private fun onInterruptNotice(
+        state: ChatUiState,
+        streamingState: StreamingState,
+        event: WsEvent.MessageComplete,
+    ): ReducerResult {
+        val usageState = event.rawPayload?.let(::parseUsageSnapshot)?.let { applyUsageSnapshot(state, it) } ?: state
+        val text = event.text.trim()
+        val effects = mutableListOf<ReducerEffect>()
+        var messages = usageState.messages
+        if (text == GatewayNotice.REPETITION_LOOP_INTERRUPTED) {
+            val looped = setOfNotNull(streamingState.interruptedMessage?.id, streamingState.streamingMessage?.id)
+            if (looped.isNotEmpty()) {
+                messages = messages.filterNot { it.id in looped }
+                looped.forEach { effects += ReducerEffect.DeleteLocalMessage(it) }
+            }
+        } else {
+            // Other exits keep any real partial the user already saw.
+            streamingState.streamingMessage
+                ?.takeIf { it.content.isNotBlank() || it.reasoningText.isNotBlank() }
+                ?.copy(isStreaming = false, finishTimestamp = System.currentTimeMillis())
+                ?.let { partial ->
+                    messages = messages.upsertById(partial)
+                    usageState.currentSessionId?.let { effects += ReducerEffect.PersistMessage(partial, it) }
+                }
+        }
+        effects += ReducerEffect.RefreshSessions
+        effects += ReducerEffect.RefreshContextUsage
+        val settled = usageState.copy(messages = messages, isAgentTyping = false, clarifyRequest = null)
+        return appendGatewayNotice(settled, StreamingState(), text, effects)
+    }
+
     /** Paints a live tapback on the row whose gateway id matches; unmatched rows arrive with the next REST load. */
     private fun onMessageReaction(
         state: ChatUiState,
@@ -1293,6 +1366,11 @@ sealed class ReducerEffect {
 
     data object RefreshContextUsage : ReducerEffect()
 
+    /** Drop a never-confirmed local row from Room (the DAO refuses rows that carry a REST identity). */
+    data class DeleteLocalMessage(
+        val messageId: String,
+    ) : ReducerEffect()
+
     /**
      * Ask the ViewModel to turn any `MEDIA:<host-path>` directives in the
      * just-finalized assistant message into real [Attachment]s (images inline,

app/src/main/java/com/m57/hermescontrol/ui/chat/GatewayNotice.kt

@@ -0,0 +1,32 @@
+package com.m57.hermescontrol.ui.chat
+
+/**
+ * Gateway turn-outcome sentinels that arrive as assistant text but are notices, not prose (#1433).
+ *
+ * Sources in hermes-agent: `agent/repetition_guard.py` (`REPETITION_LOOP_INTERRUPTED`) and the
+ * `interrupt_text` / `close_interrupted_tool_sequence` exits ("Operation interrupted…"). They have no
+ * matching visible REST row (or a model-facing closing row), so as assistant prose they never get a
+ * canonical position and jump to the transcript tail on every merge. They render as system rows instead.
+ */
+internal object GatewayNotice {
+    const val REPETITION_LOOP_INTERRUPTED = "[the reply degenerated into a repetition loop and was interrupted]"
+
+    // "Operation interrupted." / "Operation interrupted: <reason>." / "Operation interrupted during retry (…)."
+    private val OPERATION_INTERRUPTED = Regex("""^Operation interrupted(?:\.|(?::| during) [^\n]*\.)$""")
+
+    fun isInterruptSentinel(text: String): Boolean {
+        val trimmed = text.trim()
+        return trimmed == REPETITION_LOOP_INTERRUPTED || OPERATION_INTERRUPTED.matches(trimmed)
+    }
+}
+
+/**
+ * The gateway persists an interrupted turn's closing row as `role=assistant` with the sentinel text. Map it
+ * (REST and Room alike) to the same SYSTEM notice the live path appends, so every copy matches one row.
+ */
+internal fun ChatMessage.normalizedGatewayNotice(): ChatMessage =
+    if (role == MessageRole.ASSISTANT && attachments.isNullOrEmpty() && GatewayNotice.isInterruptSentinel(content)) {
+        copy(role = MessageRole.SYSTEM, content = content.trim(), reasoningText = "", completionId = null)
+    } else {
+        this
+    }

app/src/main/java/com/m57/hermescontrol/ui/chat/SlashCommandDispatcher.kt

@@ -106,7 +106,7 @@ sealed class SlashResult {
     /** Create a new session (client-side immediate). */
     data object NewSession : SlashResult()
 
-    /** Forward to command.dispatch via WebSocket. */
+    /** Execute through slash.exec, with command.dispatch as the desktop-compatible fallback. */
     data object RpcDispatch : SlashResult()
 
     /** Fork the active conversation via the session.branch WebSocket RPC. */

app/src/main/java/com/m57/hermescontrol/ui/chat/UserBubble.kt

@@ -25,6 +25,8 @@ import androidx.compose.foundation.text.selection.SelectionContainer
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.Check
 import androidx.compose.material.icons.filled.ContentCopy
+import androidx.compose.material.icons.filled.Done
+import androidx.compose.material.icons.filled.DoneAll
 import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
 import androidx.compose.material3.MaterialTheme
@@ -58,6 +60,7 @@ import com.m57.hermescontrol.theme.DarkOnSurface
 import com.m57.hermescontrol.theme.LightOnSurface
 import com.m57.hermescontrol.theme.LocalHermesStatusColors
 import com.m57.hermescontrol.ui.chat.components.rememberCopyFeedback
+import com.m57.hermescontrol.ui.chat.tool.ToolJson
 import com.m57.hermescontrol.util.BidiUtils
 import kotlinx.coroutines.launch
 
@@ -100,18 +103,36 @@ fun UserBubble(
         var copied by rememberCopyFeedback()
 
         val statusColors = LocalHermesStatusColors.current
+        val deliveryState =
+            when {
+                pendingSendState == PendingSendState.SENDING -> DeliveryState.SENT
 
+                pendingSendState == PendingSendState.ACCEPTED ||
+                    message.canonicalRestId != null || message.serverRowId != null -> DeliveryState.DELIVERED
+
+                else -> null
+            }
+
+        // #1432: also protect cached/legacy rows and unexpectedly large plain-string payloads.
+        // Keep the original content for Copy; only the layout input is bounded.
+        val displayContent =
+            remember(message.content, message.attachments) {
+                // #1432: the path is only hidden when its image renders as an attachment below.
+                val visible =
+                    if (message.attachments.isNullOrEmpty()) message.content else hideImageRefLines(message.content)
+                ToolJson.clampForDisplay(visible)
+            }
         val highlightedText =
-            remember(message.content, searchQuery, isCurrentMatch, statusColors) {
+            remember(displayContent, searchQuery, isCurrentMatch, statusColors) {
                 if (searchQuery.isNotBlank()) {
                     buildHighlightedString(
-                        message.content,
+                        displayContent,
                         searchQuery,
                         isCurrentMatch,
                         statusColors,
                     )
                 } else {
-                    AnnotatedString(message.content)
+                    AnnotatedString(displayContent)
                 }
             }
         Box(
@@ -153,7 +174,7 @@ fun UserBubble(
                     color = Color.Transparent,
                     tonalElevation = 0.dp,
                 ) {
-                    val isRtl = remember(message.content) { BidiUtils.isRtlText(message.content) }
+                    val isRtl = remember(displayContent) { BidiUtils.isRtlText(displayContent) }
                     val bubbleDirection = if (isRtl) LayoutDirection.Rtl else LocalLayoutDirection.current
                     CompositionLocalProvider(LocalLayoutDirection provides bubbleDirection) {
                         Column(modifier = Modifier.padding(horizontal = 10.dp, vertical = 6.dp)) {
@@ -183,23 +204,6 @@ fun UserBubble(
                                 canSave = canSaveAttachment,
                                 onImageClick = onImageClick,
                             )
-                            // #1427: keep the live text and media visible with an honest delivery label.
-                            if (pendingSendState == PendingSendState.SENDING ||
-                                pendingSendState == PendingSendState.ACCEPTED
-                            ) {
-                                Text(
-                                    stringResource(
-                                        if (pendingSendState == PendingSendState.SENDING) {
-                                            R.string.chat_pending_sending
-                                        } else {
-                                            R.string.chat_send_accepted
-                                        },
-                                    ),
-                                    color = userBubbleTextColor,
-                                    style = MaterialTheme.typography.labelSmall,
-                                    modifier = Modifier.testTag("user_send_status_${message.id}"),
-                                )
-                            }
                             if (!message.isStreaming) {
                                 FlowRow(
                                     modifier =
@@ -236,6 +240,11 @@ fun UserBubble(
                                         color = userBubbleTextColor.copy(alpha = 0.6f),
                                         style = MaterialTheme.typography.labelSmall,
                                     )
+                                    DeliveryChecks(
+                                        state = deliveryState,
+                                        tint = userBubbleTextColor,
+                                        messageId = message.id,
+                                    )
                                     if (messageStatsEnabled && showUserMessageTokens &&
                                         message.tokenCount != null && message.tokenCount > 0
                                     ) {
@@ -268,3 +277,24 @@ fun UserBubble(
         }
     }
 }
+
+/** WhatsApp-style delivery ticks: one dim check while sending, two once the server has the prompt. */
+private enum class DeliveryState { SENT, DELIVERED }
+
+@Composable
+private fun DeliveryChecks(
+    state: DeliveryState?,
+    tint: Color,
+    messageId: String,
+) {
+    if (state == null) return
+    val delivered = state == DeliveryState.DELIVERED
+    Spacer(modifier = Modifier.width(4.dp))
+    Icon(
+        imageVector = if (delivered) Icons.Filled.DoneAll else Icons.Filled.Done,
+        contentDescription =
+            stringResource(if (delivered) R.string.chat_send_accepted else R.string.chat_pending_sending),
+        modifier = Modifier.size(14.dp).testTag("user_send_status_$messageId"),
+        tint = tint.copy(alpha = if (delivered) 1f else 0.6f),
+    )
+}

app/src/main/java/com/m57/hermescontrol/ui/chat/UserImageAttachments.kt

@@ -0,0 +1,63 @@
+package com.m57.hermescontrol.ui.chat
+
+import com.m57.hermescontrol.data.model.Attachment
+import com.m57.hermescontrol.data.model.AttachmentSource
+
+/**
+ * Parses user-authored or server-persisted `@image:` directives from message content into
+ * gateway-backed [Attachment]s.
+ *
+ * Requirements:
+ * - Recognizes whole trimmed lines `@image:/absolute/path` (spaces in path allowed).
+ * - Ignores inline prose refs (e.g. "look at @image:/path in the middle of a sentence").
+ * - Ignores empty or relative paths (must start with '/').
+ * - Preserves unique paths across lines (deduplicates repeated references to the same path).
+ * - Resolves each path via [mediaUrl]; drops attachments where [mediaUrl] returns null.
+ * - Constructs [Attachment]s with source = [AttachmentSource.GATEWAY], resolved uri/gatewayUrl,
+ *   size = 0, name = [mediaNameFromPath], mimeType = [mediaMimeForPath].
+ */
+internal fun userImageAttachments(
+    content: String,
+    mediaUrl: (String) -> String?,
+): List<Attachment> {
+    if (!content.contains("@image:")) return emptyList()
+
+    val seenPaths = mutableSetOf<String>()
+    val attachments = mutableListOf<Attachment>()
+
+    for (rawLine in content.lines()) {
+        val line = rawLine.trim()
+        if (!line.startsWith("@image:")) continue
+        val path = line.removePrefix("@image:").trim()
+        if (!path.startsWith("/")) continue
+        if (!seenPaths.add(path)) continue
+
+        val url = mediaUrl(path) ?: continue
+        attachments.add(
+            Attachment(
+                uri = url,
+                name = mediaNameFromPath(path),
+                mimeType = mediaMimeForPath(path),
+                size = 0,
+                gatewayUrl = url,
+                source = AttachmentSource.GATEWAY,
+            ),
+        )
+    }
+
+    return attachments
+}
+
+/** Hides whole-line `@image:/abs/path` refs from bubble text once they render as attachments. */
+internal fun hideImageRefLines(content: String): String {
+    if (!content.contains("@image:")) return content
+    return content
+        .lines()
+        .filterNot { line ->
+            line.trim().let {
+                it.startsWith("@image:") &&
+                    it.removePrefix("@image:").trim().startsWith("/")
+            }
+        }.joinToString("\n")
+        .trim()
+}

app/src/main/java/com/m57/hermescontrol/ui/chat/components/ChatComposer.kt

@@ -10,8 +10,11 @@ import androidx.compose.animation.shrinkVertically
 import androidx.compose.animation.slideInVertically
 import androidx.compose.animation.slideOutVertically
 import androidx.compose.foundation.BorderStroke
+import androidx.compose.foundation.ExperimentalFoundationApi
 import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
+import androidx.compose.foundation.content.ReceiveContentListener
+import androidx.compose.foundation.content.contentReceiver
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
@@ -32,6 +35,9 @@ import androidx.compose.foundation.lazy.items
 import androidx.compose.foundation.lazy.itemsIndexed
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.foundation.text.BasicTextField
+import androidx.compose.foundation.text.input.InputTransformation
+import androidx.compose.foundation.text.input.TextFieldLineLimits
+import androidx.compose.foundation.text.input.TextFieldState
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.automirrored.filled.InsertDriveFile
 import androidx.compose.material.icons.filled.Close
@@ -39,6 +45,7 @@ import androidx.compose.material.icons.filled.Lock
 import androidx.compose.material3.DropdownMenuItem
 import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
+import androidx.compose.material3.LinearProgressIndicator
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
@@ -64,8 +71,9 @@ import androidx.compose.ui.platform.LocalLayoutDirection
 import androidx.compose.ui.platform.LocalSoftwareKeyboardController
 import androidx.compose.ui.platform.testTag
 import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.semantics.contentDescription
+import androidx.compose.ui.semantics.semantics
 import androidx.compose.ui.text.font.FontWeight
-import androidx.compose.ui.text.input.TextFieldValue
 import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.text.style.TextDirection
 import androidx.compose.ui.text.style.TextOverflow
@@ -86,9 +94,9 @@ import com.m57.hermescontrol.util.BidiUtils
  * controls row (attach, model/reasoning pill, mic, send) inside it below.
  */
 @Composable
+@OptIn(ExperimentalFoundationApi::class)
 fun ChatInputBar(
-    inputFieldValue: TextFieldValue,
+    inputState: TextFieldState,
-    onInputChange: (TextFieldValue) -> Unit,
     onSend: () -> Unit,
     onMicTap: () -> Unit,
     isListening: Boolean,
@@ -127,15 +135,18 @@ fun ChatInputBar(
     isRecordingVoice: Boolean = false,
     amplitudeProvider: () -> Float = { 0f },
     onStopGeneration: () -> Unit = {},
+    receiveContentListener: ReceiveContentListener? = null,
+    isReceivingContent: Boolean = false,
 ) {
+    val inputText = inputState.text.toString()
     // Allow sending while the agent is mid-turn or awaiting approval: the
     // gateway's prompt.submit busy-input policy queues it as the next turn
     // (tui_gateway/server.py:_handle_busy_submit), so the message is never
     // dropped. Slash commands were already allowed; regular prompts now are too.
     val canSend =
-        pendingReasoningLevel == null &&
+        !isReceivingContent && pendingReasoningLevel == null &&
-            ChatInputPolicy.canSend(inputFieldValue.text, pendingAttachments, isConnected, isSessionReady)
+            ChatInputPolicy.canSend(inputText, pendingAttachments, isConnected, isSessionReady)
-    val hasDraft = inputFieldValue.text.isNotBlank() || pendingAttachments.isNotEmpty()
+    val hasDraft = inputText.isNotBlank() || pendingAttachments.isNotEmpty()
 
     // Attachment tray state
     var showAttachmentTray by remember { mutableStateOf(false) }
@@ -232,6 +243,16 @@ fun ChatInputBar(
                 border = BorderStroke(width = 1.dp, color = palette.cardBorder),
             ) {
                 Column(modifier = Modifier.padding(top = 8.dp, bottom = 10.dp)) {
+                    if (isReceivingContent) {
+                        val loadingLabel = stringResource(R.string.chat_image_paste_loading)
+                        LinearProgressIndicator(
+                            modifier =
+                                Modifier
+                                    .fillMaxWidth()
+                                    .testTag("chat_image_paste_progress")
+                                    .semantics { contentDescription = loadingLabel },
+                        )
+                    }
                     // Commands hidden from the suggestion menu — desktop/CLI-only and
                     // TUI-only commands that don't function on mobile (issue #574).
                     // Single source of truth: CommandBlocklist.UNSUPPORTED, which is
@@ -245,13 +266,13 @@ fun ChatInputBar(
                             .filter { it.lowercase() !in hiddenSlashDisplay }
 
                     androidx.compose.animation.AnimatedVisibility(
-                        visible = inputFieldValue.text.startsWith("/") && !inputFieldValue.text.contains(" "),
+                        visible = inputText.startsWith("/") && !inputText.contains(" "),
                         enter = androidx.compose.animation.fadeIn() + androidx.compose.animation.expandVertically(),
                         exit = androidx.compose.animation.fadeOut() + androidx.compose.animation.shrinkVertically(),
                     ) {
                         val filteredCommands =
                             ChatInputPolicy.sortSlashSuggestions(
-                                commandNames.filter { it.startsWith(inputFieldValue.text, ignoreCase = true) },
+                                commandNames.filter { it.startsWith(inputText, ignoreCase = true) },
                                 slashUsageCounts,
                             )
                         if (filteredCommands.isNotEmpty()) {
@@ -280,7 +301,7 @@ fun ChatInputBar(
                                                     color = MaterialTheme.colorScheme.primary,
                                                 )
                                             },
-                                            onClick = { onInputChange(ChatInputPolicy.commandFieldValue(cmd)) },
+                                            onClick = { inputState.replaceComposerDraft(cmd) },
                                         )
                                     }
                                 }
@@ -341,7 +362,7 @@ fun ChatInputBar(
                                     stringResource(R.string.chat_input_placeholder_not_connected)
                                 }
 
-                                ChatInputPolicy.showQueuePlaceholder(inputFieldValue.text, isAgentTyping) -> {
+                                ChatInputPolicy.showQueuePlaceholder(inputText, isAgentTyping) -> {
                                     stringResource(R.string.chat_input_placeholder_queue)
                                 }
 
@@ -356,9 +377,9 @@ fun ChatInputBar(
 
                         val ambientLayoutDirection = LocalLayoutDirection.current
                         val inputLayoutDirection =
-                            remember(inputFieldValue.text, ambientLayoutDirection) {
+                            remember(inputText, ambientLayoutDirection) {
                                 BidiUtils.resolveLayoutDirection(
-                                    inputFieldValue.text,
+                                    inputText,
                                     fallback = ambientLayoutDirection,
                                 )
                             }
@@ -381,8 +402,7 @@ fun ChatInputBar(
                                     .heightIn(min = 42.dp),
                         ) {
                             BasicTextField(
-                                value = inputFieldValue,
+                                state = inputState,
-                                onValueChange = { if (!isRecordingVoice) onInputChange(it) },
                                 modifier =
                                     Modifier
                                         .fillMaxWidth()
@@ -392,18 +412,28 @@ fun ChatInputBar(
                                         .focusRequester(inputFocusRequester)
                                         .onFocusChanged { focusState ->
                                             inputFocused = focusState.isFocused
-                                        }.testTag("chat_input"),
+                                        }.testTag("chat_input")
+                                        .then(
+                                            if (receiveContentListener != null) {
+                                                Modifier.contentReceiver(receiveContentListener)
+                                            } else {
+                                                Modifier
+                                            },
+                                        ),
                                 enabled = isConnected,
+                                inputTransformation =
+                                    InputTransformation {
+                                        if (isRecordingVoice) revertAllChanges()
+                                    },
                                 textStyle =
                                     MaterialTheme.typography.bodyLarge.copy(
                                         color = palette.text,
                                         textAlign = if (isInputRtl) TextAlign.Right else TextAlign.Left,
                                         textDirection = if (isInputRtl) TextDirection.Rtl else TextDirection.Ltr,
                                     ),
-                                singleLine = false,
+                                lineLimits = TextFieldLineLimits.MultiLine(maxHeightInLines = 8),
-                                maxLines = 8,
                                 cursorBrush = SolidColor(palette.text),
-                                decorationBox = { innerTextField ->
+                                decorator = { innerTextField ->
                                     Box(
                                         modifier = Modifier.fillMaxWidth(),
                                         contentAlignment =
@@ -416,7 +446,7 @@ fun ChatInputBar(
                                         CompositionLocalProvider(
                                             LocalLayoutDirection provides inputLayoutDirection,
                                         ) {
-                                            if (inputFieldValue.text.isEmpty() && !isRecordingVoice) {
+                                            if (inputText.isEmpty() && !isRecordingVoice) {
                                                 Text(
                                                     text = placeholderText,
                                                     style = MaterialTheme.typography.bodyLarge,

app/src/main/java/com/m57/hermescontrol/ui/chat/components/ChatComposerState.kt

@@ -0,0 +1,31 @@
+package com.m57.hermescontrol.ui.chat.components
+
+import androidx.compose.foundation.text.input.TextFieldState
+import androidx.compose.ui.text.input.TextFieldValue
+import com.m57.hermescontrol.ui.chat.ChatInputPolicy
+
+/** Apply an intentional external draft replacement, never a value mirror during ordinary typing. */
+internal fun TextFieldState.replaceComposerDraft(text: String) {
+    val replacement = ChatInputPolicy.commandFieldValue(text)
+    edit {
+        replace(0, length, replacement.text)
+        selection = replacement.selection
+    }
+}
+
+/** Recheck the live draft when a rejected send is returned; it may have changed since dispatch. */
+internal fun TextFieldState.restoreRejectedComposerDraft(rejectedText: String) {
+    val current = TextFieldValue(text.toString(), selection)
+    val restored = ChatInputPolicy.restoreRejectedText(rejectedText, current)
+    edit {
+        replace(0, length, restored.text)
+        selection = restored.selection
+    }
+}
+
+/** Speech results arrive asynchronously: append to the draft as it exists at result time. */
+internal fun TextFieldState.appendSpeechComposerDraft(spokenText: String) {
+    if (spokenText.isBlank()) return
+    val current = text.toString()
+    replaceComposerDraft(if (current.isBlank()) spokenText else "$current $spokenText")
+}

app/src/main/java/com/m57/hermescontrol/ui/chat/components/ChatImagePasteController.kt

@@ -0,0 +1,195 @@
+package com.m57.hermescontrol.ui.chat.components
+
+import android.net.Uri
+import androidx.compose.foundation.ExperimentalFoundationApi
+import androidx.compose.foundation.content.MediaType
+import androidx.compose.foundation.content.ReceiveContentListener
+import androidx.compose.foundation.content.TransferableContent
+import androidx.compose.foundation.content.consume
+import androidx.compose.foundation.content.hasMediaType
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.DisposableEffect
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.rememberUpdatedState
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalResources
+import com.m57.hermescontrol.R
+import com.m57.hermescontrol.data.model.Attachment
+import com.m57.hermescontrol.ui.chat.ChatAttachmentTarget
+import com.m57.hermescontrol.ui.chat.ChatPastedImageStore
+import com.m57.hermescontrol.ui.chat.ChatViewModel
+import com.m57.hermescontrol.ui.chat.MAX_CHAT_ATTACHMENT_BYTES
+import com.m57.hermescontrol.ui.chat.PastedImage
+import com.m57.hermescontrol.ui.chat.PastedImageTooLargeException
+import kotlinx.coroutines.CancellationException
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.NonCancellable
+import kotlinx.coroutines.currentCoroutineContext
+import kotlinx.coroutines.ensureActive
+import kotlinx.coroutines.isActive
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+import java.io.IOException
+
+internal const val MAX_PASTED_IMAGE_COUNT = 8
+internal const val MAX_PASTED_IMAGE_BATCH_BYTES = 20L * 1024L * 1024L
+
+private class PastedImageBatchLimitException : IOException("Pasted image batch exceeds its limit")
+
+/** Receives explicit paste/IME commits only; never reads or observes the system clipboard. */
+@OptIn(ExperimentalFoundationApi::class)
+internal class ChatImagePasteController(
+    private val scope: CoroutineScope,
+    private val importImage: suspend (Uri, Long) -> PastedImage?,
+    private val captureTarget: () -> ChatAttachmentTarget?,
+    private val commit: (ChatAttachmentTarget, List<Attachment>) -> Boolean,
+    private val onError: (Int) -> Unit,
+    private val isImageUri: (Uri) -> Boolean = { false },
+) : ReceiveContentListener {
+    var isReceiving by mutableStateOf(false)
+        private set
+
+    private var closed = false
+    private var job: Job? = null
+    private val retainedPayloads = mutableSetOf<Any>()
+
+    override fun onReceive(transferableContent: TransferableContent): TransferableContent? {
+        if (!transferableContent.hasMediaType(MediaType.Image)) return transferableContent
+        // Drag grants have a different lifecycle; this feature handles paste and IME commits only.
+        if (transferableContent.source != TransferableContent.Source.Clipboard &&
+            transferableContent.source != TransferableContent.Source.Keyboard
+        ) {
+            return transferableContent
+        }
+        val clip = transferableContent.clipEntry.clipData
+        val uris = ArrayList<Uri>(MAX_PASTED_IMAGE_COUNT + 1)
+        for (index in 0 until clip.itemCount) {
+            val uri = clip.getItemAt(index).uri
+            if (uri?.scheme == "content" && isImageUri(uri)) {
+                uris.add(uri)
+                if (uris.size > MAX_PASTED_IMAGE_COUNT) break
+            }
+        }
+        if (!receiveImages(uris, transferableContent)) return transferableContent
+        // Only accepted image candidates are consumed. Text and non-image URIs
+        // remain available to the ordinary text field/other receivers.
+        val accepted = uris.toSet()
+        // An item can carry both image URI and text. Keep that item for the text
+        // field after importing its image; consuming it would drop its text.
+        return transferableContent.consume { it.uri in accepted && it.text == null && it.htmlText == null }
+    }
+
+    /** [payload] strongly retains Compose's temporary InputContentInfo permission until IO ends. */
+    internal fun receiveImages(
+        uris: List<Uri>,
+        payload: Any,
+    ): Boolean {
+        if (closed || !scope.isActive || uris.isEmpty()) return false
+        if (isReceiving) {
+            onError(R.string.chat_image_paste_busy)
+            return true
+        }
+        if (uris.size > MAX_PASTED_IMAGE_COUNT) {
+            onError(R.string.chat_image_paste_batch_limit)
+            return true
+        }
+        val target = captureTarget()
+        if (target == null) {
+            onError(R.string.chat_session_not_ready)
+            return true
+        }
+        isReceiving = true
+        retainedPayloads.add(payload)
+        job =
+            scope.launch {
+                val images = mutableListOf<PastedImage>()
+                var remainingBytes = MAX_PASTED_IMAGE_BATCH_BYTES
+                var committed = false
+                try {
+                    for (uri in uris) {
+                        if (remainingBytes == 0L) throw PastedImageBatchLimitException()
+                        val cap = minOf(remainingBytes, MAX_CHAT_ATTACHMENT_BYTES)
+                        val image = importImage(uri, cap) ?: throw IOException("Unreadable pasted image")
+                        images += image
+                        remainingBytes -= image.file.length()
+                        if (remainingBytes < 0L) throw PastedImageBatchLimitException()
+                    }
+                    currentCoroutineContext().ensureActive()
+                    if (!closed && captureTarget() == target) {
+                        committed = commit(target, images.map { it.attachment })
+                    }
+                } catch (cancelled: CancellationException) {
+                    throw cancelled
+                } catch (failure: Exception) {
+                    if (!closed && captureTarget() == target) {
+                        onError(
+                            if (failure is PastedImageBatchLimitException ||
+                                (failure is PastedImageTooLargeException && remainingBytes < MAX_CHAT_ATTACHMENT_BYTES)
+                            ) {
+                                R.string.chat_image_paste_batch_limit
+                            } else if (failure is PastedImageTooLargeException) {
+                                R.string.chat_image_paste_too_large
+                            } else {
+                                R.string.chat_image_paste_failed
+                            },
+                        )
+                    }
+                } finally {
+                    if (!committed) {
+                        withContext(NonCancellable + Dispatchers.IO) { images.forEach { it.discard() } }
+                    }
+                    retainedPayloads.remove(payload)
+                    isReceiving = false
+                }
+            }
+        // Covers a scope cancelled before the launched coroutine ever starts.
+        job?.invokeOnCompletion { retainedPayloads.remove(payload) }
+        return true
+    }
+
+    fun close() {
+        closed = true
+        job?.cancel()
+    }
+}
+
+@Composable
+@OptIn(ExperimentalFoundationApi::class)
+internal fun rememberChatImagePaste(
+    viewModel: ChatViewModel,
+    onShowMessage: (String) -> Unit,
+): ChatImagePasteController {
+    val context = LocalContext.current
+    val resources by rememberUpdatedState(LocalResources.current)
+    val scope = rememberCoroutineScope()
+    val showMessage by rememberUpdatedState(onShowMessage)
+    val controller =
+        remember(viewModel, context, scope) {
+            val store = ChatPastedImageStore(context.applicationContext)
+            ChatImagePasteController(
+                scope = scope,
+                importImage = store::importImage,
+                isImageUri = { uri ->
+                    try {
+                        context.contentResolver.getType(uri)?.let { type ->
+                            type.startsWith("image/", ignoreCase = true) && type.length > "image/".length
+                        } == true
+                    } catch (_: RuntimeException) {
+                        // Provider failures must never consume an unclassified URI.
+                        false
+                    }
+                },
+                captureTarget = viewModel::captureAttachmentTarget,
+                commit = viewModel::addPastedAttachments,
+                onError = { showMessage(resources.getString(it)) },
+            )
+        }
+    DisposableEffect(controller) { onDispose { controller.close() } }
+    return controller
+}

app/src/main/java/com/m57/hermescontrol/ui/chat/components/ChatMediaLaunchers.kt

@@ -11,6 +11,7 @@ import android.speech.RecognizerIntent
 import android.util.Log
 import androidx.activity.compose.rememberLauncherForActivityResult
 import androidx.activity.result.contract.ActivityResultContracts
+import androidx.compose.foundation.text.input.TextFieldState
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.DisposableEffect
 import androidx.compose.runtime.LaunchedEffect
@@ -21,13 +22,11 @@ import androidx.compose.runtime.rememberUpdatedState
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
-import androidx.compose.ui.text.input.TextFieldValue
 import androidx.core.content.ContextCompat
 import androidx.core.content.FileProvider
 import com.m57.hermescontrol.ExternalActivityLifecycleGuard
 import com.m57.hermescontrol.R
 import com.m57.hermescontrol.data.model.Attachment
-import com.m57.hermescontrol.ui.chat.ChatInputPolicy
 import com.m57.hermescontrol.ui.chat.SpeechInputHelper
 import com.m57.hermescontrol.ui.chat.VoiceNoteRecorder
 import kotlinx.coroutines.delay
@@ -55,8 +54,7 @@ class ChatMediaLaunchers(
 
 @Composable
 fun rememberChatMediaLaunchers(
-    inputFieldValue: TextFieldValue,
+    inputState: TextFieldState,
-    onInputFieldValueChange: (TextFieldValue) -> Unit,
     onAddAttachment: (uri: String, name: String, mimeType: String, size: Long) -> Unit,
     onAddAttachments: (List<Attachment>) -> Unit,
     onVoiceNoteRecorded: (file: File) -> Unit,
@@ -68,8 +66,7 @@ fun rememberChatMediaLaunchers(
     var isListening by remember { mutableStateOf(false) }
     var pendingCameraUri by remember { mutableStateOf<Uri?>(null) }
 
-    val currentInputFieldValue by rememberUpdatedState(inputFieldValue)
+    val currentInputState by rememberUpdatedState(inputState)
-    val currentOnInputFieldValueChange by rememberUpdatedState(onInputFieldValueChange)
     val currentOnAddAttachment by rememberUpdatedState(onAddAttachment)
     val currentOnAddAttachments by rememberUpdatedState(onAddAttachments)
     val currentOnVoiceNoteRecorded by rememberUpdatedState(onVoiceNoteRecorded)
@@ -134,14 +131,7 @@ fun rememberChatMediaLaunchers(
                         ?.firstOrNull()
                         .orEmpty()
                 if (spokenText.isNotBlank()) {
-                    val currentText = currentInputFieldValue.text
+                    currentInputState.appendSpeechComposerDraft(spokenText)
-                    val merged =
-                        if (currentText.isBlank()) {
-                            spokenText
-                        } else {
-                            "$currentText $spokenText"
-                        }
-                    currentOnInputFieldValueChange(ChatInputPolicy.commandFieldValue(merged))
                 }
             }
         }

app/src/main/java/com/m57/hermescontrol/ui/chat/fullbleed/FullBleedChatList.kt

@@ -58,6 +58,23 @@ private object FullBleedContentType {
     const val SYSTEM_EVENT: String = "system_event"
 }
 
+/** Only show the placeholder when there are no messages or renderable live tail items. */
+internal fun shouldShowChatEmptyState(
+    transcript: TranscriptUiState,
+    hasReplyError: Boolean,
+): Boolean =
+    transcript.messages.isEmpty() &&
+        transcript.streamingState.streamingMessage == null &&
+        !transcript.isLoading &&
+        !transcript.isAgentTyping &&
+        !hasReplyError &&
+        transcript.clarifyRequest == null &&
+        transcript.vaultUnlockPrompt == null &&
+        transcript.vaultSaveLoginPrompt == null &&
+        transcript.vaultCodePrompt == null &&
+        !transcript.isCompressing &&
+        transcript.compressionStatus == null
+
 /**
  * The chat message list for FULL-BLEED style (issue #866) — the single chat
  * surface since the bubble renderer was removed. User messages keep their
@@ -105,7 +122,7 @@ fun FullBleedChatList(
     val isCompressing = transcript.isCompressing
     val compressionStatus = transcript.compressionStatus
     val speakingMessageId = transcript.speakingMessageId
-    if (messages.isEmpty() && !isLoading && !isAgentTyping && replyErrorContent == null) {
+    if (shouldShowChatEmptyState(transcript, hasReplyError = replyErrorContent != null)) {
         Box(
             modifier = Modifier.fillMaxSize(),
             contentAlignment = Alignment.Center,

app/src/main/java/com/m57/hermescontrol/ui/chat/fullbleed/FullBleedTurns.kt

@@ -60,6 +60,11 @@ internal fun ChatMessage.isSyntheticSystemRow(): Boolean =
         displayKind == null &&
         content.startsWith(MAX_ITERATIONS_SYSTEM_MARKER)
 
+private const val HIDDEN_TOOL_NAME = "react_to_message"
+
+/** Tool rows that never get a transcript bubble. */
+internal fun ChatMessage.isHiddenTool(): Boolean = role == MessageRole.TOOL && toolName == HIDDEN_TOOL_NAME
+
 internal fun ChatMessage.isTimelineMarker(): Boolean = displayKind != null && displayKind !in DisplayKind.nonMarkerKinds
 
 /**
@@ -108,6 +113,10 @@ fun groupIntoTurns(messages: List<ChatMessage>): List<ChatTurn> {
                 agentEntries += AgentEntry.Prose(message)
             }
 
+            message.isHiddenTool() -> {
+                // Reaction tool calls have no useful bubble; the reaction itself is the feedback.
+            }
+
             MessageRole.TOOL == message.role -> {
                 agentEntries += AgentEntry.ToolRow(message)
             }

app/src/main/res/values/chat_image_paste.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="chat_image_paste_loading">Adding pasted images…</string>
+    <string name="chat_image_paste_failed">Could not paste the image. Check access and try again.</string>
+    <string name="chat_image_paste_too_large">Image exceeds the 10 MB attachment limit.</string>
+    <string name="chat_image_paste_batch_limit">Paste up to 8 images totaling no more than 20 MB.</string>
+    <string name="chat_image_paste_busy">Wait for the images to finish loading before pasting again.</string>
+</resources>

app/src/test/java/com/m57/hermescontrol/data/model/SessionMessageMultipartTest.kt

@@ -0,0 +1,233 @@
+package com.m57.hermescontrol.data.model
+
+import kotlinx.serialization.json.JsonArray
+import kotlinx.serialization.json.JsonElement
+import kotlinx.serialization.json.JsonObject
+import kotlinx.serialization.json.JsonPrimitive
+import kotlinx.serialization.json.buildJsonArray
+import kotlinx.serialization.json.buildJsonObject
+import kotlinx.serialization.json.put
+import kotlinx.serialization.json.putJsonObject
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertNull
+import org.junit.Test
+
+/**
+ * Regression tests for SessionMessage multipart content and display_content text extraction.
+ *
+ * Contract requirements (Issue #1432):
+ * - [SessionMessage.contentText] and [SessionMessage.displayContentText] extract recognized text parts
+ *   of multipart JsonArray in order.
+ * - Recognized text parts: {"type": "text", "text": "..."} or {"text": "..."}.
+ * - Omit "image_url", inline base64 ("data:image/..."), and unknown/malformed parts rather than JSON dumping.
+ * - Null content -> empty string ("").
+ * - Absent display_content (null) -> null.
+ * - Explicit empty string display wins ("" -> "").
+ * - Plain string primitives are retained unchanged (including very long plain text).
+ * - Avoid imposing changes on unknown object tool content (non-array objects dump or retain their object representation).
+ */
+class SessionMessageMultipartTest {
+    @Test
+    fun contentText_whenContentIsNull_returnsEmptyString() {
+        val message = SessionMessage(content = null)
+        assertEquals("", message.contentText)
+    }
+
+    @Test
+    fun displayContentText_whenDisplayContentIsNull_returnsNull() {
+        val message = SessionMessage(display_content = null)
+        assertNull(message.displayContentText)
+    }
+
+    @Test
+    fun displayContentText_whenDisplayContentIsExplicitEmptyString_returnsEmptyString() {
+        val message = SessionMessage(display_content = JsonPrimitive(""))
+        assertEquals("", message.displayContentText)
+    }
+
+    @Test
+    fun contentText_whenContentIsPrimitiveString_retainsUnchanged() {
+        val text = "Hello world, this is a plain message turn."
+        val message = SessionMessage(content = JsonPrimitive(text))
+        assertEquals(text, message.contentText)
+    }
+
+    @Test
+    fun contentText_whenContentIsLongPlainText_retainsEntireStringUnchanged() {
+        val longText = "A".repeat(100_000)
+        val message = SessionMessage(content = JsonPrimitive(longText))
+        assertEquals(longText, message.contentText)
+    }
+
+    @Test
+    fun contentText_whenMultipartWith748kBase64AndImageCaption_extractsCaptionOnly() {
+        val largeBase64 = "data:image/png;base64," + "iVBORw0KGgoAAAANSUhEUgAA".repeat(31_000) // ~748k chars
+        val caption = "Check out this screenshot\n@image:/opt/data/images/screen.png"
+
+        val multipart =
+            buildJsonArray {
+                add(
+                    buildJsonObject {
+                        put("type", "image_url")
+                        putJsonObject("image_url") {
+                            put("url", largeBase64)
+                        }
+                    },
+                )
+                add(
+                    buildJsonObject {
+                        put("type", "text")
+                        put("text", caption)
+                    },
+                )
+            }
+
+        val message = SessionMessage(content = multipart)
+        assertEquals(caption, message.contentText)
+    }
+
+    @Test
+    fun contentText_whenMultipleTextPartsInArray_extractsInOrder() {
+        val multipart =
+            buildJsonArray {
+                add(
+                    buildJsonObject {
+                        put("type", "text")
+                        put("text", "First paragraph.")
+                    },
+                )
+                add(
+                    buildJsonObject {
+                        put("type", "image_url")
+                        putJsonObject("image_url") {
+                            put("url", "https://example.com/photo.png")
+                        }
+                    },
+                )
+                add(
+                    buildJsonObject {
+                        put("type", "text")
+                        put("text", "Second paragraph.")
+                    },
+                )
+                add(
+                    buildJsonObject {
+                        // Shorthand text block without explicit type
+                        put("text", "Third paragraph.")
+                    },
+                )
+            }
+
+        val message = SessionMessage(content = multipart)
+        val expected = "First paragraph.\nSecond paragraph.\nThird paragraph."
+        assertEquals(expected, message.contentText)
+    }
+
+    @Test
+    fun contentText_whenMultipartContainsMalformedOrUnknownElements_omitsThemWithoutJsonDumping() {
+        val multipart =
+            buildJsonArray {
+                add(JsonPrimitive(12345))
+                add(JsonPrimitive(true))
+                add(
+                    buildJsonObject {
+                        put("type", "unknown_blob")
+                        put("raw", "skip_me")
+                    },
+                )
+                add(
+                    buildJsonObject {
+                        put("type", "text")
+                        put("invalid_key", "no text property here")
+                    },
+                )
+                add(
+                    buildJsonObject {
+                        put("type", "text")
+                        put("text", "Valid extracted text.")
+                    },
+                )
+                add(
+                    buildJsonObject {
+                        put("type", "image")
+                        put("source", "base64data")
+                    },
+                )
+            }
+
+        val message = SessionMessage(content = multipart)
+        assertEquals("Valid extracted text.", message.contentText)
+    }
+
+    @Test
+    fun contentText_whenMultipartHasNoTextParts_returnsEmptyString() {
+        val multipart =
+            buildJsonArray {
+                add(
+                    buildJsonObject {
+                        put("type", "image_url")
+                        putJsonObject("image_url") {
+                            put("url", "https://example.com/icon.png")
+                        }
+                    },
+                )
+                add(
+                    buildJsonObject {
+                        put("type", "audio")
+                        put("data", "abc123audio")
+                    },
+                )
+            }
+
+        val message = SessionMessage(content = multipart)
+        assertEquals("", message.contentText)
+    }
+
+    @Test
+    fun displayContentText_whenProjectedDisplayContentIsMultipartArray_extractsTextParts() {
+        val projectedDisplayArray =
+            buildJsonArray {
+                add(
+                    buildJsonObject {
+                        put("type", "text")
+                        put("text", "Summary of conversation")
+                    },
+                )
+                add(
+                    buildJsonObject {
+                        put("type", "image_url")
+                        putJsonObject("image_url") {
+                            put("url", "data:image/jpeg;base64,12345")
+                        }
+                    },
+                )
+                add(
+                    buildJsonObject {
+                        put("type", "text")
+                        put("text", "Key takeaways follow.")
+                    },
+                )
+            }
+
+        val message =
+            SessionMessage(
+                content = JsonPrimitive("raw fallback content"),
+                display_content = projectedDisplayArray,
+            )
+
+        assertEquals("Summary of conversation\nKey takeaways follow.", message.displayContentText)
+    }
+
+    @Test
+    fun contentText_whenContentIsJsonObjectToolCallOrResult_doesNotImposeMultipartChanges() {
+        val toolObject =
+            buildJsonObject {
+                put("status", "success")
+                put("output", "tool execution output")
+            }
+
+        val message = SessionMessage(content = toolObject)
+        // Ensure non-array JsonObject continues existing behavior (e.g. toString/not mangled as multipart array)
+        assertEquals(toolObject.toString(), message.contentText)
+    }
+}

app/src/test/java/com/m57/hermescontrol/data/ws/GatewayContractFramesTest.kt

@@ -71,15 +71,21 @@ class GatewayContractFramesTest {
 
     @After
     fun tearDown() {
+        try {
             HermesWsClient.releaseExternalActivityConnectionLease()
             HermesWsClient.releaseBackgroundConnectionLease()
             HermesWsClient.disconnect(clearPendingMessages = true)
             runBlocking {
                 withTimeout(5000) { HermesWsClient.connectionStatus.first { it == ConnectionStatus.DISCONNECTED } }
             }
-        runCatching { mockWebServer.shutdown() }
+        } finally {
+            try {
+                mockWebServer.shutdown()
+            } finally {
                 unmockkAll()
             }
+        }
+    }
 
     /** Connect, run [trigger], and return the first frame the server sees for [method]. */
     private fun captureFrame(
@@ -91,7 +97,7 @@ class GatewayContractFramesTest {
         val captured = CountDownLatch(1)
         val frame = AtomicReference<JsonObject?>(null)
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,

app/src/test/java/com/m57/hermescontrol/data/ws/GatewayContractTest.kt

@@ -105,7 +105,7 @@ class GatewayContractTest {
                 // ChatViewModel, GroupChatViewModel
                 "session.create" to setOf("profile", "title", "source", "hidden"),
                 // ChatViewModel.resumeSession, NotificationReplyReceiver
-                "session.resume" to setOf("session_id", "omit_messages"),
+                "session.resume" to setOf("session_id", "source", "omit_messages"),
                 // ChatViewModel, GroupChatViewModel
                 "session.interrupt" to setOf("session_id"),
             )

app/src/test/java/com/m57/hermescontrol/data/ws/HermesWsClientSessionControlTest.kt

@@ -76,6 +76,7 @@ class HermesWsClientSessionControlTest {
 
     @After
     fun tearDown() {
+        try {
             AuthManager.resetAuthStateForTest()
             HermesWsClient.releaseExternalActivityConnectionLease()
             HermesWsClient.releaseBackgroundConnectionLease()
@@ -83,9 +84,14 @@ class HermesWsClientSessionControlTest {
             runBlocking {
                 withTimeout(5000) { HermesWsClient.connectionStatus.first { it == ConnectionStatus.DISCONNECTED } }
             }
-        runCatching { mockWebServer.shutdown() }
+        } finally {
+            try {
+                mockWebServer.shutdown()
+            } finally {
                 unmockkAll()
             }
+        }
+    }
 
     private fun connectClient() {
         HermesWsClient.connect()
@@ -101,7 +107,7 @@ class HermesWsClientSessionControlTest {
         val frameRef = AtomicReference<JsonObject?>(null)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -163,7 +169,7 @@ class HermesWsClientSessionControlTest {
         val frameRef = AtomicReference<JsonObject?>(null)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -224,7 +230,7 @@ class HermesWsClientSessionControlTest {
         val frameRef = AtomicReference<JsonObject?>(null)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,

app/src/test/java/com/m57/hermescontrol/data/ws/HermesWsClientTest.kt

@@ -104,19 +104,18 @@ class HermesWsClientTest {
 
     @After
     fun tearDown() {
+        try {
             HermesWsClient.releaseExternalActivityConnectionLease()
             HermesWsClient.releaseBackgroundConnectionLease()
             HermesWsClient.disconnect(clearPendingMessages = true)
-        // Wait a bit to allow internal OkHttp coroutines to clean up before shutting down MockWebServer
+        } finally {
-        // Increased from 100ms for OkHttp 5.x — needs more time for the WS close handshake
-        Thread.sleep(500)
             try {
                 mockWebServer.shutdown()
-        } catch (e: Throwable) {
+            } finally {
-            e.printStackTrace()
-        }
                 unmockkAll()
             }
+        }
+    }
 
     @Test
     fun testConnectAndSend() {
@@ -126,7 +125,7 @@ class HermesWsClientTest {
         var receivedMessage: String? = null
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -171,7 +170,7 @@ class HermesWsClientTest {
         var capabilityFrame: String? = null
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -221,7 +220,7 @@ class HermesWsClientTest {
             val capabilityResponseCount = AtomicInteger(0)
 
             mockWebServer.enqueue(
-                MockResponse().withWebSocketUpgrade(
+                MockResponse().withClosingWebSocketUpgrade(
                     object : WebSocketListener() {
                         override fun onOpen(
                             webSocket: WebSocket,
@@ -301,7 +300,7 @@ class HermesWsClientTest {
     fun testOpenRequestsReplayUsesTheLiveServerRequestDispatcher() =
         runBlocking {
             mockWebServer.enqueue(
-                MockResponse().withWebSocketUpgrade(
+                MockResponse().withClosingWebSocketUpgrade(
                     object : WebSocketListener() {
                         override fun onOpen(
                             webSocket: WebSocket,
@@ -759,7 +758,7 @@ class HermesWsClientTest {
             HermesWsClient.connectedForTest.set(true)
             val oldSocket = mockk<WebSocket>(relaxed = true)
             HermesWsClient.webSocketForTest = oldSocket
-            mockWebServer.enqueue(MockResponse().withWebSocketUpgrade(object : WebSocketListener() {}))
+            mockWebServer.enqueue(MockResponse().withClosingWebSocketUpgrade(object : WebSocketListener() {}))
 
             HermesWsClient.connect()
 
@@ -789,7 +788,7 @@ class HermesWsClientTest {
             assertTrue(refreshStarted.await(5, TimeUnit.SECONDS))
 
             HermesWsClient.disconnect(clearPendingMessages = true)
-            mockWebServer.enqueue(MockResponse().withWebSocketUpgrade(object : WebSocketListener() {}))
+            mockWebServer.enqueue(MockResponse().withClosingWebSocketUpgrade(object : WebSocketListener() {}))
             val disconnectedGeneration = HermesWsClient.connectionGenerationForTest.get()
             val replacementConnect = thread { HermesWsClient.connect() }
             val generationDeadline = System.currentTimeMillis() + 5_000
@@ -821,7 +820,7 @@ class HermesWsClientTest {
         val serverLatch = CountDownLatch(1)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -862,7 +861,7 @@ class HermesWsClientTest {
 
     @Test
     fun testBackgroundWithoutPendingWorkDisconnects() {
-        mockWebServer.enqueue(MockResponse().withWebSocketUpgrade(object : WebSocketListener() {}))
+        mockWebServer.enqueue(MockResponse().withClosingWebSocketUpgrade(object : WebSocketListener() {}))
         HermesWsClient.connect()
         runBlocking { withTimeout(5000) { HermesWsClient.connectionStatus.first { it == ConnectionStatus.CONNECTED } } }
 
@@ -874,7 +873,7 @@ class HermesWsClientTest {
 
     @Test
     fun testExternalActivityLeaseKeepsIdleBackgroundSocketUntilReleased() {
-        mockWebServer.enqueue(MockResponse().withWebSocketUpgrade(object : WebSocketListener() {}))
+        mockWebServer.enqueue(MockResponse().withClosingWebSocketUpgrade(object : WebSocketListener() {}))
         HermesWsClient.connect()
         runBlocking { withTimeout(5000) { HermesWsClient.connectionStatus.first { it == ConnectionStatus.CONNECTED } } }
 
@@ -891,7 +890,7 @@ class HermesWsClientTest {
 
     @Test
     fun testBackgroundConnectionLeaseKeepsIdleBackgroundSocketUntilReleased() {
-        mockWebServer.enqueue(MockResponse().withWebSocketUpgrade(object : WebSocketListener() {}))
+        mockWebServer.enqueue(MockResponse().withClosingWebSocketUpgrade(object : WebSocketListener() {}))
         HermesWsClient.connect()
         runBlocking { withTimeout(5000) { HermesWsClient.connectionStatus.first { it == ConnectionStatus.CONNECTED } } }
 
@@ -908,7 +907,7 @@ class HermesWsClientTest {
 
     @Test
     fun testBackgroundWithPendingReplyStaysConnected() {
-        mockWebServer.enqueue(MockResponse().withWebSocketUpgrade(object : WebSocketListener() {}))
+        mockWebServer.enqueue(MockResponse().withClosingWebSocketUpgrade(object : WebSocketListener() {}))
         HermesWsClient.connect()
         runBlocking { withTimeout(5000) { HermesWsClient.connectionStatus.first { it == ConnectionStatus.CONNECTED } } }
         HermesWsClient.sendMessage("session-1", "hello")
@@ -923,7 +922,7 @@ class HermesWsClientTest {
         lateinit var serverSocket: WebSocket
         val connectedLatch = CountDownLatch(1)
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -958,7 +957,7 @@ class HermesWsClientTest {
     fun testBackgroundQueuedSendDisconnectsAfterFlush() {
         val messageLatch = CountDownLatch(1)
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onMessage(
                         webSocket: WebSocket,
@@ -987,7 +986,7 @@ class HermesWsClientTest {
         lateinit var serverSocket: WebSocket
         val connectedLatch = CountDownLatch(1)
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -1033,7 +1032,7 @@ class HermesWsClientTest {
         val closedLatch = CountDownLatch(1)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -1073,7 +1072,7 @@ class HermesWsClientTest {
         var receivedMessage: String? = null
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -1128,7 +1127,7 @@ class HermesWsClientTest {
         val connect2Latch = CountDownLatch(1)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -1142,7 +1141,7 @@ class HermesWsClientTest {
         )
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -1206,7 +1205,7 @@ class HermesWsClientTest {
 
         val serverLatch = CountDownLatch(1)
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         ws: WebSocket,
@@ -1235,7 +1234,7 @@ class HermesWsClientTest {
 
         val serverLatch = CountDownLatch(1)
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         ws: WebSocket,
@@ -1265,7 +1264,7 @@ class HermesWsClientTest {
     fun testDoubleConnect_ignoresSecondCallWhenConnected() {
         val serverLatch = CountDownLatch(1)
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         ws: WebSocket,
@@ -1291,7 +1290,7 @@ class HermesWsClientTest {
     fun testStatusTransitionOnConnect() {
         val serverLatch = CountDownLatch(1)
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         ws: WebSocket,
@@ -1328,7 +1327,7 @@ class HermesWsClientTest {
 
         val connectLatch = CountDownLatch(1)
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         ws: WebSocket,
@@ -1342,7 +1341,7 @@ class HermesWsClientTest {
 
         // Enqueue a second response for reconnect attempt
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         ws: WebSocket,
@@ -1400,7 +1399,7 @@ class HermesWsClientTest {
 
         val connectLatch = CountDownLatch(1)
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         ws: WebSocket,
@@ -1537,7 +1536,7 @@ class HermesWsClientTest {
         var serverWebSocket: WebSocket? = null
         val serverLatch = CountDownLatch(1)
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -1589,7 +1588,7 @@ class HermesWsClientTest {
         var serverWebSocket: WebSocket? = null
         val serverLatch = CountDownLatch(1)
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -1664,7 +1663,7 @@ class HermesWsClientTest {
         var serverWebSocket: WebSocket? = null
         val serverLatch = CountDownLatch(1)
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -1719,7 +1718,7 @@ class HermesWsClientTest {
             }
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -1780,7 +1779,7 @@ class HermesWsClientTest {
         val socket = mockk<WebSocket>(relaxed = true)
         HermesWsClient.intentionalCloseForTest.set(false)
         val listener = HermesWsClient.createListenerForTest(HermesWsClient.connectionGenerationForTest.get())
-        // Directly install the reflection-built listener so onMessage runs even
+        // Directly install the transport listener so onMessage runs even
         // though this test never performed a real OkHttp connect.
         HermesWsClient.webSocketForTest = socket
         mockkObject(EventParser)
@@ -1826,7 +1825,7 @@ class HermesWsClientTest {
             }
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -1888,7 +1887,7 @@ class HermesWsClientTest {
         var pingReceived = false
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -1971,7 +1970,7 @@ class HermesWsClientTest {
         val serverLatch = CountDownLatch(1)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,

app/src/test/java/com/m57/hermescontrol/data/ws/HermesWsClientTypedCallTest.kt

@@ -103,6 +103,7 @@ class HermesWsClientTypedCallTest {
 
     @After
     fun tearDown() {
+        try {
             AuthManager.resetAuthStateForTest()
             HermesWsClient.releaseExternalActivityConnectionLease()
             HermesWsClient.releaseBackgroundConnectionLease()
@@ -110,9 +111,14 @@ class HermesWsClientTypedCallTest {
             runBlocking {
                 withTimeout(5000) { HermesWsClient.connectionStatus.first { it == ConnectionStatus.DISCONNECTED } }
             }
-        runCatching { mockWebServer.shutdown() }
+        } finally {
+            try {
+                mockWebServer.shutdown()
+            } finally {
                 unmockkAll()
             }
+        }
+    }
 
     private fun connectClient() {
         HermesWsClient.connect()
@@ -128,7 +134,7 @@ class HermesWsClientTypedCallTest {
         val frameRef = AtomicReference<JsonObject?>(null)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -190,7 +196,7 @@ class HermesWsClientTypedCallTest {
         val opened = CountDownLatch(1)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -233,7 +239,7 @@ class HermesWsClientTypedCallTest {
         val opened = CountDownLatch(1)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -281,7 +287,7 @@ class HermesWsClientTypedCallTest {
         val frameRef = AtomicReference<JsonObject?>(null)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -332,7 +338,7 @@ class HermesWsClientTypedCallTest {
         val frameRef = AtomicReference<JsonObject?>(null)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -382,7 +388,7 @@ class HermesWsClientTypedCallTest {
         val frameRef = AtomicReference<JsonObject?>(null)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -429,7 +435,7 @@ class HermesWsClientTypedCallTest {
         val opened = CountDownLatch(1)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -475,7 +481,7 @@ class HermesWsClientTypedCallTest {
         val requestReceived = CountDownLatch(1)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,

app/src/test/java/com/m57/hermescontrol/data/ws/HermesWsClientTypedSendTest.kt

@@ -77,6 +77,7 @@ class HermesWsClientTypedSendTest {
 
     @After
     fun tearDown() {
+        try {
             AuthManager.resetAuthStateForTest()
             HermesWsClient.releaseExternalActivityConnectionLease()
             HermesWsClient.releaseBackgroundConnectionLease()
@@ -84,9 +85,14 @@ class HermesWsClientTypedSendTest {
             runBlocking {
                 withTimeout(5000) { HermesWsClient.connectionStatus.first { it == ConnectionStatus.DISCONNECTED } }
             }
-        runCatching { mockWebServer.shutdown() }
+        } finally {
+            try {
+                mockWebServer.shutdown()
+            } finally {
                 unmockkAll()
             }
+        }
+    }
 
     private fun connectClient() {
         HermesWsClient.connect()
@@ -102,7 +108,7 @@ class HermesWsClientTypedSendTest {
         val frameRef = AtomicReference<JsonObject?>(null)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -163,7 +169,7 @@ class HermesWsClientTypedSendTest {
         val frameRef = AtomicReference<JsonObject?>(null)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -216,7 +222,7 @@ class HermesWsClientTypedSendTest {
         val frameRef = AtomicReference<JsonObject?>(null)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -274,7 +280,7 @@ class HermesWsClientTypedSendTest {
         val frameRef = AtomicReference<JsonObject?>(null)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -325,7 +331,7 @@ class HermesWsClientTypedSendTest {
         val frameRef = AtomicReference<JsonObject?>(null)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -382,7 +388,7 @@ class HermesWsClientTypedSendTest {
         val frameRef = AtomicReference<JsonObject?>(null)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,
@@ -437,7 +443,7 @@ class HermesWsClientTypedSendTest {
         val frameRef = AtomicReference<JsonObject?>(null)
 
         mockWebServer.enqueue(
-            MockResponse().withWebSocketUpgrade(
+            MockResponse().withClosingWebSocketUpgrade(
                 object : WebSocketListener() {
                     override fun onOpen(
                         webSocket: WebSocket,

app/src/test/java/com/m57/hermescontrol/data/ws/MockWebSocketCleanup.kt

@@ -0,0 +1,56 @@
+package com.m57.hermescontrol.data.ws
+
+import okhttp3.Response
+import okhttp3.WebSocket
+import okhttp3.WebSocketListener
+import okhttp3.mockwebserver.MockResponse
+import okio.ByteString
+
+/**
+ * Keep the test listener's behavior, but acknowledge peer close frames so MockWebServer's
+ * WebSocket task can finish. WebSocketListener's default onClosing is a no-op.
+ */
+internal fun MockResponse.withClosingWebSocketUpgrade(delegate: WebSocketListener): MockResponse =
+    withWebSocketUpgrade(
+        object : WebSocketListener() {
+            override fun onOpen(
+                webSocket: WebSocket,
+                response: Response,
+            ) = delegate.onOpen(webSocket, response)
+
+            override fun onMessage(
+                webSocket: WebSocket,
+                text: String,
+            ) = delegate.onMessage(webSocket, text)
+
+            override fun onMessage(
+                webSocket: WebSocket,
+                bytes: ByteString,
+            ) = delegate.onMessage(webSocket, bytes)
+
+            override fun onClosing(
+                webSocket: WebSocket,
+                code: Int,
+                reason: String,
+            ) {
+                try {
+                    delegate.onClosing(webSocket, code, reason)
+                } finally {
+                    // The delegate may already have initiated a close; a false return is valid.
+                    webSocket.close(code, reason)
+                }
+            }
+
+            override fun onClosed(
+                webSocket: WebSocket,
+                code: Int,
+                reason: String,
+            ) = delegate.onClosed(webSocket, code, reason)
+
+            override fun onFailure(
+                webSocket: WebSocket,
+                t: Throwable,
+                response: Response?,
+            ) = delegate.onFailure(webSocket, t, response)
+        },
+    )

app/src/test/java/com/m57/hermescontrol/data/ws/MockWebSocketCleanupListenerTest.kt

@@ -0,0 +1,113 @@
+package com.m57.hermescontrol.data.ws
+
+import io.mockk.every
+import io.mockk.mockk
+import io.mockk.verifySequence
+import okhttp3.Response
+import okhttp3.WebSocket
+import okhttp3.WebSocketListener
+import okhttp3.mockwebserver.MockResponse
+import okio.ByteString.Companion.encodeUtf8
+import org.junit.Assert.assertSame
+import org.junit.Assert.assertThrows
+import org.junit.Test
+
+class MockWebSocketCleanupListenerTest {
+    private val socket = mockk<WebSocket>()
+    private val delegate = mockk<WebSocketListener>(relaxed = true)
+    private val listener: WebSocketListener
+        get() = requireNotNull(MockResponse().withClosingWebSocketUpgrade(delegate).webSocketListener)
+
+    @Test
+    fun acknowledgesCloseAfterDelegatedCallback() {
+        every { socket.close(1000, "complete") } returns true
+
+        listener.onClosing(socket, 1000, "complete")
+
+        verifySequence {
+            delegate.onClosing(socket, 1000, "complete")
+            socket.close(1000, "complete")
+        }
+    }
+
+    @Test
+    fun acknowledgesCloseEvenWhenDelegatedCallbackThrows() {
+        val failure = IllegalStateException("callback failure")
+        every { delegate.onClosing(socket, 1000, "complete") } throws failure
+        every { socket.close(1000, "complete") } returns true
+
+        val thrown =
+            assertThrows(IllegalStateException::class.java) {
+                listener.onClosing(socket, 1000, "complete")
+            }
+
+        assertSame(failure, thrown)
+        verifySequence {
+            delegate.onClosing(socket, 1000, "complete")
+            socket.close(1000, "complete")
+        }
+    }
+
+    @Test
+    fun acceptsAlreadyInitiatedCustomCloseWithoutOverridingIt() {
+        every { socket.close(1001, "custom close") } returns true
+        every { socket.close(1000, "complete") } returns false
+        every { delegate.onClosing(socket, 1000, "complete") } answers {
+            socket.close(1001, "custom close")
+            Unit
+        }
+
+        listener.onClosing(socket, 1000, "complete")
+
+        verifySequence {
+            delegate.onClosing(socket, 1000, "complete")
+            socket.close(1001, "custom close")
+            socket.close(1000, "complete")
+        }
+    }
+
+    @Test
+    fun forwardsOpenWithOriginalSocketAndResponse() {
+        val response = mockk<Response>()
+
+        listener.onOpen(socket, response)
+
+        verifySequence { delegate.onOpen(socket, response) }
+    }
+
+    @Test
+    fun forwardsBothTextAndBinaryMessages() {
+        val bytes = "binary message".encodeUtf8()
+        val wrapped = listener
+
+        wrapped.onMessage(socket, "text message")
+        wrapped.onMessage(socket, bytes)
+
+        verifySequence {
+            delegate.onMessage(socket, "text message")
+            delegate.onMessage(socket, bytes)
+        }
+    }
+
+    @Test
+    fun forwardsClosedWithOriginalCodeAndReason() {
+        listener.onClosed(socket, 1001, "server close")
+
+        verifySequence { delegate.onClosed(socket, 1001, "server close") }
+    }
+
+    @Test
+    fun forwardsFailureWithOriginalThrowableAndNullableResponse() {
+        val failure = IllegalStateException("transport failure")
+        val response = mockk<Response>()
+        val wrapped = listener
+
+        wrapped.onFailure(socket, failure, response)
+        wrapped.onFailure(socket, failure, null)
+
+        verifySequence {
+            delegate.onFailure(socket, failure, response)
+            delegate.onFailure(socket, failure, null)
+        }
+    }
+}

app/src/test/java/com/m57/hermescontrol/data/ws/MockWebSocketCleanupTest.kt

@@ -0,0 +1,104 @@
+package com.m57.hermescontrol.data.ws
+
+import android.util.Log
+import io.mockk.every
+import io.mockk.mockkStatic
+import io.mockk.unmockkAll
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import okhttp3.Response
+import okhttp3.WebSocket
+import okhttp3.WebSocketListener
+import okhttp3.mockwebserver.MockResponse
+import okhttp3.mockwebserver.MockWebServer
+import org.junit.After
+import org.junit.Assert.assertTrue
+import org.junit.Before
+import org.junit.Test
+import java.util.concurrent.CountDownLatch
+import java.util.concurrent.TimeUnit
+import java.util.concurrent.atomic.AtomicReference
+
+class MockWebSocketCleanupTest {
+    @Before
+    fun setUp() {
+        mockkStatic(Log::class)
+        every { Log.isLoggable(any(), any()) } returns false
+        every { Log.println(any(), any(), any()) } returns 0
+    }
+
+    @After
+    fun tearDown() {
+        unmockkAll()
+    }
+
+    @Test
+    fun peerCloseAllowsMockServerShutdownWithoutLeavingRunningTasks() {
+        val server = MockWebServer()
+        val client = OkHttpClient()
+        val serverSocket = AtomicReference<WebSocket>()
+        val opened = CountDownLatch(1)
+        val closing = CountDownLatch(1)
+        val closed = CountDownLatch(1)
+        server.enqueue(
+            MockResponse().withClosingWebSocketUpgrade(
+                object : WebSocketListener() {
+                    override fun onOpen(
+                        webSocket: WebSocket,
+                        response: Response,
+                    ) {
+                        serverSocket.set(webSocket)
+                    }
+
+                    override fun onClosing(
+                        webSocket: WebSocket,
+                        code: Int,
+                        reason: String,
+                    ) {
+                        closing.countDown()
+                    }
+                },
+            ),
+        )
+        server.start()
+        val socket =
+            client.newWebSocket(
+                Request.Builder().url(server.url("/")).build(),
+                object : WebSocketListener() {
+                    override fun onOpen(
+                        webSocket: WebSocket,
+                        response: Response,
+                    ) {
+                        opened.countDown()
+                    }
+
+                    override fun onClosed(
+                        webSocket: WebSocket,
+                        code: Int,
+                        reason: String,
+                    ) {
+                        closed.countDown()
+                    }
+                },
+            )
+        try {
+            assertTrue("The WebSocket must open", opened.await(5, TimeUnit.SECONDS))
+            assertTrue(socket.close(1000, "test complete"))
+            assertTrue("The mock peer must observe the close", closing.await(5, TimeUnit.SECONDS))
+            // Complete the handshake before shutdown stops the server's task runner.
+            assertTrue("The close handshake must complete", closed.await(5, TimeUnit.SECONDS))
+            // No fixed sleep or swallowed shutdown exception: an active server queue fails this regression.
+            server.shutdown()
+        } finally {
+            socket.cancel()
+            // MockWebServer's accepted socket has no outbound Call, so cancel() is not supported.
+            serverSocket.get()?.close(1000, "cleanup")
+            try {
+                server.shutdown()
+            } finally {
+                client.dispatcher.executorService.shutdown()
+                client.connectionPool.evictAll()
+            }
+        }
+    }
+}

app/src/test/java/com/m57/hermescontrol/data/ws/contract/SessionPromptTypesTest.kt

@@ -118,6 +118,48 @@ class SessionPromptTypesTest {
         assertEquals(setOf("session_id", "omit_messages", "profile"), (encoded as JsonObject).keys)
     }
 
+    @Test
+    fun resumeWithDesktopSourceEncodesSourceKey() {
+        val params =
+            SessionResumeParams(
+                sessionId = "s-457",
+                source = DESKTOP_SESSION_SOURCE,
+                omitMessages = true,
+            )
+        val encoded = OkHttpProvider.json.encodeToJsonElement(SessionResumeParams.serializer(), params)
+
+        val expected =
+            buildJsonObject {
+                put("session_id", "s-457")
+                put("source", "desktop")
+                put("omit_messages", true)
+            }
+
+        assertEquals(expected, encoded)
+        assertTrue(encoded is JsonObject)
+        assertEquals(setOf("session_id", "source", "omit_messages"), (encoded as JsonObject).keys)
+    }
+
+    @Test
+    fun resumeOmitsSourceWhenUnset() {
+        val encoded =
+            OkHttpProvider.json.encodeToJsonElement(
+                SessionResumeParams.serializer(),
+                SessionResumeParams(sessionId = "s-458"),
+            )
+
+        assertTrue(encoded is JsonObject)
+        assertNull((encoded as JsonObject)["source"])
+    }
+
+    @Test
+    fun createAndResumeDeclareTheSameDesktopSource() {
+        // #1450: create passed source and resume did not, so the gateway resolved the resumed
+        // runtime from its host env ("tui") and staged a bogus surface switch. Same constant,
+        // so the two call sites cannot drift again.
+        assertEquals("desktop", DESKTOP_SESSION_SOURCE)
+    }
+
     @Test
     fun resumeWithExplicitFalseOmitMessagesIsEncoded() {
         val params = SessionResumeParams(sessionId = "s-789", omitMessages = false)

app/src/test/java/com/m57/hermescontrol/notification/NotificationReplyReceiverTest.kt

@@ -330,7 +330,13 @@ class NotificationReplyReceiverTest {
         verify {
             HermesWsClient.request(
                 WsMethods.SESSION_RESUME,
-                match { it.str("session_id") == "session-abc" && it["omit_messages"] == JsonPrimitive(true) },
+                match {
+                    it.str("session_id") == "session-abc" &&
+                        it["omit_messages"] == JsonPrimitive(true) &&
+                        // #1450: source must match session.create, or the gateway resolves the
+                        // resumed runtime from its host env and stages a bogus surface switch.
+                        it["source"] == JsonPrimitive("desktop")
+                },
                 any(),
             )
             HermesWsClient.request(

app/src/test/java/com/m57/hermescontrol/ui/chat/ChatLiveOrderingRegressionTest.kt

@@ -0,0 +1,464 @@
+package com.m57.hermescontrol.ui.chat
+
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertNotEquals
+import org.junit.Test
+
+/**
+ * Regression coverage for issue #1451:
+ * Transcript ordering when REST confirms a newer prompt while older live rows
+ * (observed live user/tool + review notices) remain unmatched/unconfirmed.
+ */
+class ChatLiveOrderingRegressionTest {
+    @Test
+    fun unconfirmedLiveUserAndToolWithReviewNoticesStayBeforeConfirmedNewerPrompt() {
+        // Given an observed live history:
+        // 1. Live user prompt (unconfirmed by REST)
+        // 2. Live tool call / result (unconfirmed by REST)
+        // 3. First system review notice
+        // 4. Second system review notice
+        // 5. Later live user prompt
+        val liveUserOld =
+            ChatMessage(
+                id = "live-user-old",
+                role = MessageRole.USER,
+                content = "first task",
+                timestamp = 1_000L,
+            )
+        val liveTool =
+            ChatMessage(
+                id = "live-tool-1",
+                role = MessageRole.TOOL,
+                content = """{"result":{"output":"task done","exit_code":0}}""",
+                toolName = "terminal",
+                toolCallId = "call_task_1",
+                timestamp = 1_100L,
+            )
+        val systemReview1 =
+            ChatMessage(
+                id = "sys-review-1",
+                role = MessageRole.SYSTEM,
+                content = "💾 Self-improvement review: skill updated",
+                timestamp = 1_200L,
+            )
+        val systemReview2 =
+            ChatMessage(
+                id = "sys-review-2",
+                role = MessageRole.SYSTEM,
+                content = "💾 Self-improvement review: playbook refreshed",
+                timestamp = 1_300L,
+            )
+        val liveUserNew =
+            ChatMessage(
+                id = "live-user-new",
+                role = MessageRole.USER,
+                content = "second prompt",
+                timestamp = 1_400L,
+            )
+
+        val currentMessages =
+            listOf(
+                liveUserOld,
+                liveTool,
+                systemReview1,
+                systemReview2,
+                liveUserNew,
+            )
+
+        // REST sync only returns/confirms the second prompt (e.g. rest-s-5),
+        // while the older live user/tool and review notices remain unmatched in REST.
+        val restConfirmedNew =
+            ChatMessage(
+                id = "rest-s-5",
+                role = MessageRole.USER,
+                content = "second prompt",
+                timestamp = 1_450L,
+            )
+        val restMessages = listOf(restConfirmedNew)
+
+        // When merged with chronological = true, preserveLiveIds = false
+        val merged =
+            mergeTranscriptWithLive(
+                restMessages = restMessages,
+                currentMessages = currentMessages,
+                chronological = true,
+                preserveLiveIds = false,
+            )
+
+        // Then:
+        // 1. All rows must be preserved.
+        assertEquals(5, merged.size)
+
+        // 2. Ordering contract: the older live user, tool, and two system review notices
+        //    MUST remain before the newer confirmed prompt.
+        val expectedIds =
+            listOf(
+                "live-user-old",
+                "live-tool-1",
+                "sys-review-1",
+                "sys-review-2",
+                "live-user-new", // Merged with rest-s-5; when role=USER, match's ID is preserved, restId recorded
+            )
+        assertEquals(expectedIds, merged.map { it.id })
+
+        // 3. The confirmed prompt acquires its canonical REST identity
+        val confirmedRow = merged.last()
+        assertEquals("rest-s-5", confirmedRow.canonicalRestId)
+        assertEquals(MessageRole.USER, confirmedRow.role)
+        assertEquals("second prompt", confirmedRow.content)
+
+        // 4. Older unconfirmed rows must NOT invent or acquire rest identities
+        val unconfirmedRows = merged.take(4)
+        unconfirmedRows.forEach { row ->
+            assertNotEquals("rest-s-5", row.restId)
+            assertEquals(null, row.canonicalRestId)
+        }
+
+        // 5. Repeated merge must be idempotent
+        val repeatedMerge =
+            mergeTranscriptWithLive(
+                restMessages = restMessages,
+                currentMessages = merged,
+                chronological = true,
+                preserveLiveIds = false,
+            )
+        assertEquals(merged.map { it.id }, repeatedMerge.map { it.id })
+        assertEquals(merged, repeatedMerge)
+    }
+
+    @Test
+    fun controlPlainAppendAndNonConfirmationMaintainsObservedLiveOrder() {
+        // Control scenario:
+        // Current live transcript contains an old user prompt, tool call, two review notices,
+        // and a later user prompt.
+        // REST returns no confirmations (emptyList) or an unmatching server message.
+        val liveUserOld =
+            ChatMessage(
+                id = "live-user-old",
+                role = MessageRole.USER,
+                content = "first task",
+                timestamp = 1_000L,
+            )
+        val liveTool =
+            ChatMessage(
+                id = "live-tool-1",
+                role = MessageRole.TOOL,
+                content = """{"result":{"output":"task done","exit_code":0}}""",
+                toolName = "terminal",
+                toolCallId = "call_task_1",
+                timestamp = 1_100L,
+            )
+        val systemReview1 =
+            ChatMessage(
+                id = "sys-review-1",
+                role = MessageRole.SYSTEM,
+                content = "💾 Self-improvement review: note 1",
+                timestamp = 1_200L,
+            )
+        val systemReview2 =
+            ChatMessage(
+                id = "sys-review-2",
+                role = MessageRole.SYSTEM,
+                content = "💾 Self-improvement review: note 2",
+                timestamp = 1_300L,
+            )
+        val liveUserNew =
+            ChatMessage(
+                id = "live-user-new",
+                role = MessageRole.USER,
+                content = "second prompt",
+                timestamp = 1_400L,
+            )
+
+        val currentMessages =
+            listOf(
+                liveUserOld,
+                liveTool,
+                systemReview1,
+                systemReview2,
+                liveUserNew,
+            )
+
+        // Case A: REST sync is empty
+        val mergedEmpty =
+            mergeTranscriptWithLive(
+                restMessages = emptyList(),
+                currentMessages = currentMessages,
+                chronological = true,
+                preserveLiveIds = false,
+            )
+        assertEquals(
+            listOf(
+                "live-user-old",
+                "live-tool-1",
+                "sys-review-1",
+                "sys-review-2",
+                "live-user-new",
+            ),
+            mergedEmpty.map {
+                it.id
+            },
+        )
+
+        // Case B: REST returns an unrelated / earlier server message (e.g. session start rest-s-0)
+        val canonicalPrior =
+            ChatMessage(
+                id = "rest-s-0",
+                role = MessageRole.USER,
+                content = "very first conversation starter",
+                timestamp = 500L,
+            )
+        val mergedWithPrior =
+            mergeTranscriptWithLive(
+                restMessages = listOf(canonicalPrior),
+                currentMessages = currentMessages,
+                chronological = true,
+                preserveLiveIds = false,
+            )
+
+        // Canonical server rows maintain server order, while observed live unconfirmed block stays intact
+        assertEquals(
+            listOf("rest-s-0", "live-user-old", "live-tool-1", "sys-review-1", "sys-review-2", "live-user-new"),
+            mergedWithPrior.map { it.id },
+        )
+
+        // Idempotence check on control
+        val idempotentMergedWithPrior =
+            mergeTranscriptWithLive(
+                restMessages = listOf(canonicalPrior),
+                currentMessages = mergedWithPrior,
+                chronological = true,
+                preserveLiveIds = false,
+            )
+        assertEquals(mergedWithPrior.map { it.id }, idempotentMergedWithPrior.map { it.id })
+    }
+
+    @Test
+    fun sessionStartMarkerRemainsBeforeOldUnresolvedUserToolReviewBlockWhenNewerUserConfirmsAsRestS0() {
+        val sessionStart =
+            ChatMessage(
+                id = "system-session-start",
+                role = MessageRole.SYSTEM,
+                content = "Session created",
+                timestamp = 100L,
+            )
+        val liveUserOld =
+            ChatMessage(
+                id = "live-user-old",
+                role = MessageRole.USER,
+                content = "unconfirmed first prompt",
+                timestamp = 200L,
+            )
+        val liveTool =
+            ChatMessage(
+                id = "live-tool-1",
+                role = MessageRole.TOOL,
+                content = """{"result":"done"}""",
+                toolName = "terminal",
+                toolCallId = "call_1",
+                timestamp = 300L,
+            )
+        val sysReview =
+            ChatMessage(
+                id = "sys-review-1",
+                role = MessageRole.SYSTEM,
+                content = "💾 Self-improvement review: note",
+                timestamp = 400L,
+            )
+        val liveUserNew =
+            ChatMessage(
+                id = "live-user-new",
+                role = MessageRole.USER,
+                content = "confirmed second prompt",
+                timestamp = 500L,
+            )
+
+        val currentMessages =
+            listOf(
+                sessionStart,
+                liveUserOld,
+                liveTool,
+                sysReview,
+                liveUserNew,
+            )
+
+        // Newer observed USER confirms as canonical index 0 (rest-s-0)
+        val restConfirmedNew =
+            ChatMessage(
+                id = "rest-s-0",
+                role = MessageRole.USER,
+                content = "confirmed second prompt",
+                timestamp = 550L,
+            )
+
+        val merged =
+            mergeTranscriptWithLive(
+                restMessages = listOf(restConfirmedNew),
+                currentMessages = currentMessages,
+                chronological = true,
+                preserveLiveIds = false,
+            )
+
+        val expectedIds =
+            listOf(
+                "system-session-start",
+                "live-user-old",
+                "live-tool-1",
+                "sys-review-1",
+                "live-user-new",
+            )
+        assertEquals(expectedIds, merged.map { it.id })
+        assertEquals("rest-s-0", merged.last().canonicalRestId)
+    }
+
+    @Test
+    fun canonicalRowsRemainServerOrderedAcrossGapsWithOldLiveBlockBeforeNextConfirmedUserAcrossSkewedTimestamps() {
+        // Skewed/inverted timestamps across rows
+        val canonicalPrior =
+            ChatMessage(
+                id = "rest-s-2",
+                role = MessageRole.USER,
+                content = "prior prompt",
+                timestamp = 8_000L, // skewed higher timestamp than later turns
+            )
+        val liveUserOld =
+            ChatMessage(
+                id = "live-user-old",
+                role = MessageRole.USER,
+                content = "unresolved old prompt",
+                timestamp = 2_000L,
+            )
+        val liveTool =
+            ChatMessage(
+                id = "live-tool-1",
+                role = MessageRole.TOOL,
+                content = """{"result":"ok"}""",
+                toolName = "terminal",
+                toolCallId = "call_skew",
+                timestamp = 2_000L, // equal timestamp
+            )
+        val sysReview =
+            ChatMessage(
+                id = "sys-review-1",
+                role = MessageRole.SYSTEM,
+                content = "💾 Self-improvement review: updated",
+                timestamp = 1_000L, // earlier timestamp
+            )
+        val liveUserNew =
+            ChatMessage(
+                id = "live-user-new",
+                role = MessageRole.USER,
+                content = "next user prompt",
+                timestamp = 3_000L,
+            )
+
+        val currentMessages =
+            listOf(
+                canonicalPrior,
+                liveUserOld,
+                liveTool,
+                sysReview,
+                liveUserNew,
+            )
+
+        // Gap in canonical sequence: rest-s-2 then rest-s-9 (gap 3..8 missing/unloaded)
+        val canonicalFollow =
+            ChatMessage(
+                id = "rest-s-9",
+                role = MessageRole.USER,
+                content = "next user prompt",
+                timestamp = 2_500L, // skewed timestamp compared to rest-s-2
+            )
+        val restMessages = listOf(canonicalPrior, canonicalFollow)
+
+        val merged =
+            mergeTranscriptWithLive(
+                restMessages = restMessages,
+                currentMessages = currentMessages,
+                chronological = true,
+                preserveLiveIds = false,
+            )
+
+        val expectedIds =
+            listOf(
+                "rest-s-2",
+                "live-user-old",
+                "live-tool-1",
+                "sys-review-1",
+                "live-user-new",
+            )
+        assertEquals(expectedIds, merged.map { it.id })
+
+        // Repeated merge must remain identical
+        val repeatedMerge =
+            mergeTranscriptWithLive(
+                restMessages = restMessages,
+                currentMessages = merged,
+                chronological = true,
+                preserveLiveIds = false,
+            )
+        assertEquals(merged.map { it.id }, repeatedMerge.map { it.id })
+        assertEquals(merged, repeatedMerge)
+    }
+
+    @Test
+    fun assistantConfirmationDoesNotPullUnresolvedUserOutOfPendingTail() {
+        val unresolvedUser =
+            ChatMessage(
+                id = "live-user-unresolved",
+                role = MessageRole.USER,
+                content = "prompt not matching rest",
+                timestamp = 1_000L,
+            )
+        val liveTool =
+            ChatMessage(
+                id = "live-tool-1",
+                role = MessageRole.TOOL,
+                content = """{"result":"in progress"}""",
+                toolName = "terminal",
+                toolCallId = "call_assistant_test",
+                timestamp = 1_100L,
+            )
+        val liveAssistant =
+            ChatMessage(
+                id = "live-assistant-1",
+                role = MessageRole.ASSISTANT,
+                content = "Here is the response",
+                timestamp = 1_200L,
+            )
+
+        val currentMessages =
+            listOf(
+                unresolvedUser,
+                liveTool,
+                liveAssistant,
+            )
+
+        // REST confirms only the ASSISTANT message as rest-s-4 (e.g. user was dropped or mismatched)
+        val restConfirmedAssistant =
+            ChatMessage(
+                id = "rest-s-4",
+                role = MessageRole.ASSISTANT,
+                content = "Here is the response",
+                timestamp = 1_200L,
+            )
+
+        val merged =
+            mergeTranscriptWithLive(
+                restMessages = listOf(restConfirmedAssistant),
+                currentMessages = currentMessages,
+                chronological = true,
+                preserveLiveIds = false,
+            )
+
+        // Assistant confirmation alone must not anchor/pull the unresolved user or tool
+        // before rest-s-4. The confirmed assistant appears first, unresolved user/tool remain in pending tail.
+        val expectedIds =
+            listOf(
+                "rest-s-4",
+                "live-user-unresolved",
+                "live-tool-1",
+            )
+        assertEquals(expectedIds, merged.map { it.id })
+    }
+}

app/src/test/java/com/m57/hermescontrol/ui/chat/ChatPastedImageStoreTest.kt

@@ -0,0 +1,253 @@
+package com.m57.hermescontrol.ui.chat
+
+import kotlinx.coroutines.CancellationException
+import org.junit.Assert.assertArrayEquals
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertFalse
+import org.junit.Assert.assertNull
+import org.junit.Assert.assertTrue
+import org.junit.Assert.fail
+import org.junit.Rule
+import org.junit.Test
+import org.junit.rules.TemporaryFolder
+import java.io.ByteArrayInputStream
+import java.io.IOException
+import java.io.InputStream
+import java.util.UUID
+import java.util.concurrent.Callable
+import java.util.concurrent.Executors
+import java.util.concurrent.TimeUnit
+
+class ChatPastedImageStoreTest {
+    @get:Rule val temp = TemporaryFolder()
+
+    @Test
+    fun startupSweepDeletesOnlyPastedImagesOlderThanSevenDays() {
+        val cacheDir = temp.newFolder("cache")
+        val directory = cacheDir.resolve("pasted_images").apply { mkdir() }
+        val now = 2_000_000_000_000L
+        val cutoff = now - TimeUnit.DAYS.toMillis(7)
+        val stale = stagePastedImage(ByteArrayInputStream(byteArrayOf(1)), directory, "png")!!
+        assertTrue(stale.setLastModified(cutoff - 1000))
+        val boundary = directory.resolve("boundary.png").apply { writeText("keep") }
+        assertTrue(boundary.setLastModified(cutoff))
+        val recent = directory.resolve("recent.png").apply { writeText("keep") }
+        assertTrue(recent.setLastModified(now))
+        val future = directory.resolve("future.png").apply { writeText("keep") }
+        assertTrue(future.setLastModified(now + 1000))
+        val unrelated = cacheDir.resolve("unrelated.png").apply { writeText("keep") }
+        assertTrue(unrelated.setLastModified(cutoff - 1000))
+        val nested =
+            directory
+                .resolve("nested")
+                .apply { mkdir() }
+                .resolve("old.png")
+                .apply { writeText("keep") }
+        assertTrue(nested.setLastModified(cutoff - 1000))
+
+        cleanStalePastedImages(cacheDir, now)
+        cleanStalePastedImages(cacheDir, now)
+
+        assertFalse(stale.exists())
+        listOf(boundary, recent, future, unrelated, nested).forEach { assertEquals("keep", it.readText()) }
+    }
+
+    @Test
+    fun startupSweepDoesNotCreateAMissingCacheDirectory() {
+        val cacheDir = temp.newFolder("empty-cache")
+
+        cleanStalePastedImages(cacheDir)
+
+        assertTrue(cacheDir.listFiles()!!.isEmpty())
+    }
+
+    @Test
+    fun startupSweepPreservesAnImportCreatedAfterTheStartupSnapshot() {
+        val cacheDir = temp.newFolder("live-cache")
+        val directory = cacheDir.resolve("pasted_images")
+        val startupTime = System.currentTimeMillis()
+        val imported = stagePastedImage(ByteArrayInputStream(byteArrayOf(1, 2)), directory, "png")!!
+
+        cleanStalePastedImages(cacheDir, startupTime)
+
+        assertArrayEquals(byteArrayOf(1, 2), imported.readBytes())
+    }
+
+    @Test
+    fun exactLimitIsAcceptedWithItsActualByteCount() {
+        val dir = temp.newFolder("exact")
+        val bytes = byteArrayOf(1, 2, 3, 4)
+
+        val file = stagePastedImage(ByteArrayInputStream(bytes), dir, "png", maxBytes = 4)
+
+        assertArrayEquals(bytes, file!!.readBytes())
+        assertEquals(4L, file.length())
+        assertTrue(file.name.endsWith(".png"))
+        assertEquals(listOf(file), dir.listFiles()!!.toList())
+    }
+
+    @Test
+    fun callerLimitAbovePerFileCapStillRejectsAfterTenMiBAndCleansUp() {
+        val dir = temp.newFolder("per-file-cap")
+        val input = ByteArrayInputStream(ByteArray(10 * 1024 * 1024 + 1))
+        try {
+            stagePastedImage(input, dir, "png", maxBytes = 20L * 1024 * 1024)
+            fail("Expected the per-file limit")
+        } catch (_: PastedImageTooLargeException) {
+            assertTrue(dir.listFiles()!!.isEmpty())
+        }
+    }
+
+    @Test
+    fun unknownSizeIsBoundedByTheActualStreamAndReadsAtMostLimitPlusOne() {
+        val dir = temp.newFolder("oversize")
+        val input =
+            object : ByteArrayInputStream(ByteArray(100)) {
+                var consumed = 0
+
+                override fun read(
+                    b: ByteArray,
+                    off: Int,
+                    len: Int,
+                ): Int = super.read(b, off, len).also { if (it > 0) consumed += it }
+            }
+
+        try {
+            stagePastedImage(input, dir, "png", maxBytes = 4)
+            fail("Expected size limit rejection")
+        } catch (_: PastedImageTooLargeException) {
+            // The exact limit is accepted by the preceding test; only the extra byte rejects.
+        }
+        assertEquals(5, input.consumed)
+        assertTrue(dir.listFiles()!!.isEmpty())
+    }
+
+    @Test
+    fun emptyStreamIsRejectedAndLeavesNoCacheFile() {
+        val dir = temp.newFolder("empty")
+
+        assertNull(stagePastedImage(ByteArrayInputStream(byteArrayOf()), dir, "webp", maxBytes = 4))
+        assertTrue(dir.listFiles()!!.isEmpty())
+    }
+
+    @Test
+    fun streamFailureDeletesPartialFileAndClosesSource() {
+        val dir = temp.newFolder("broken")
+        val input =
+            object : InputStream() {
+                var reads = 0
+                var closed = false
+
+                override fun read(): Int = if (reads++ == 0) 7 else throw IOException("provider failed")
+
+                override fun read(
+                    b: ByteArray,
+                    off: Int,
+                    len: Int,
+                ): Int =
+                    if (reads++ == 0) {
+                        b[off] = 7
+                        1
+                    } else {
+                        throw IOException("provider failed")
+                    }
+
+                override fun close() {
+                    closed = true
+                }
+            }
+
+        try {
+            stagePastedImage(input, dir, "png", maxBytes = 4)
+            fail("Expected stream failure")
+        } catch (_: IOException) {
+            assertTrue(input.closed)
+            assertTrue(dir.listFiles()!!.isEmpty())
+        }
+    }
+
+    @Test
+    fun existingNameCollisionNeverTruncatesOrDeletesExistingFile() {
+        val dir = temp.newFolder("collision")
+        val id = UUID.randomUUID().toString()
+        val sentinel = dir.resolve("$id.png")
+        sentinel.writeText("keep me")
+
+        try {
+            stagePastedImage(ByteArrayInputStream(byteArrayOf(1)), dir, "png", newId = { id })
+            fail("Expected exclusive-create failure")
+        } catch (_: IOException) {
+            assertEquals("keep me", sentinel.readText())
+            assertEquals(listOf(sentinel), dir.listFiles()!!.toList())
+        }
+    }
+
+    @Test
+    fun simultaneousImportsUseDistinctFilesAndKeepTheirOwnBytes() {
+        val dir = temp.newFolder("concurrent")
+        val executor = Executors.newFixedThreadPool(8)
+        try {
+            val tasks =
+                (1..16).map { n ->
+                    Callable {
+                        val bytes = ByteArray(n) { n.toByte() }
+                        val file = stagePastedImage(ByteArrayInputStream(bytes), dir, "jpeg", maxBytes = 64)!!
+                        file to bytes
+                    }
+                }
+            val results = executor.invokeAll(tasks).map { it.get(10, TimeUnit.SECONDS) }
+
+            assertEquals(16, results.map { it.first.name }.toSet().size)
+            results.forEach { (file, bytes) -> assertArrayEquals(bytes, file.readBytes()) }
+            assertEquals(16, dir.listFiles()!!.size)
+        } finally {
+            executor.shutdownNow()
+        }
+    }
+
+    @Test
+    fun cancellationCheckDeletesPartialFileAndPropagatesCancellation() {
+        val dir = temp.newFolder("cancel")
+        var checks = 0
+        val input = ByteArrayInputStream(ByteArray(100))
+
+        try {
+            stagePastedImage(
+                input,
+                dir,
+                "png",
+                maxBytes = 100,
+                checkActive = {
+                    if (++checks == 2) throw CancellationException("cancelled")
+                },
+            )
+            fail("Expected cancellation")
+        } catch (_: CancellationException) {
+            assertTrue(dir.listFiles()!!.isEmpty())
+            assertTrue(checks >= 2)
+        }
+    }
+
+    @Test
+    fun aDiscardedResultDeletesOnlyItsOwnedFile() {
+        val dir = temp.newFolder("discard")
+        val file = stagePastedImage(ByteArrayInputStream(byteArrayOf(1)), dir, "png")!!
+        val unrelated = dir.resolve("unrelated.png").apply { writeText("keep") }
+        val result =
+            PastedImage(
+                attachment =
+                    com.m57.hermescontrol.data.model.Attachment(
+                        uri = "content://example/file",
+                        name = file.name,
+                        mimeType = "image/png",
+                        size = 1,
+                    ),
+                file = file,
+            )
+
+        result.discard()
+        assertFalse(file.exists())
+        assertTrue(unrelated.exists())
+        assertEquals("keep", unrelated.readText())
+    }
+}

app/src/test/java/com/m57/hermescontrol/ui/chat/ChatSendStoreTest.kt

@@ -49,6 +49,29 @@ class ChatSendStoreTest {
         assertEquals(setOf("send-1"), confirmed)
     }
 
+    @Test
+    fun rowIdOnHistoryPageConfirmsAcceptedReceiptWithoutMergeMatch() {
+        val receipts =
+            listOf(
+                pending("send-1", "A").copy(userRowId = 334755L),
+                pending("send-2", "B").copy(userRowId = 999L),
+                pending("send-3", "C"),
+            )
+
+        val confirmed = pendingSendIdsConfirmedByRowIds(setOf(334755L), receipts)
+
+        assertEquals(setOf("send-1"), confirmed)
+    }
+
+    @Test
+    fun rowIdReceiptIsNotDowngradedButIdlessReceiptIs() {
+        val withRow = pending("send-1", "A").copy(userRowId = 334755L)
+        val idless = pending("send-2", "B")
+
+        assertTrue(!canDemoteAcceptedReceipt(withRow))
+        assertTrue(canDemoteAcceptedReceipt(idless))
+    }
+
     @Test
     fun durableAliasConsumesOnlyOneDuplicateReceiptOccurrence() {
         val existing =

app/src/test/java/com/m57/hermescontrol/ui/chat/ChatViewModelTest.kt

@@ -360,6 +360,14 @@ class ChatViewModelTest {
             arg<((String) -> Unit)?>(2)?.invoke(id)
             id
         }
+        // Typed redirects bypass send(); keep this fixture off the real singleton transport.
+        every { HermesWsClient.sendRedirect(any(), any(), any()) } answers {
+            reqCount++
+            val id = "req-redirect-$reqCount"
+            sentRequestMethods += WsMethods.SESSION_REDIRECT to id
+            arg<((String) -> Unit)?>(2)?.invoke(id)
+            id
+        }
         every { HermesWsClient.respondToServerRequest(any(), any()) } returns true
         every { HermesWsClient.respondToServerRequestError(any(), any(), any()) } returns true
 
@@ -396,6 +404,73 @@ class ChatViewModelTest {
         unmockkAll()
     }
 
+    @Test
+    fun pastedImages_areAddedOnlyToCapturedReadySessionWithoutSubmitting() =
+        runTest(testDispatcher) {
+            val (viewModel, _) = createViewModelWithSession()
+            val target = checkNotNull(viewModel.captureAttachmentTarget())
+            val image = Attachment("content://test/pasted.png", "pasted.png", "image/png", 4)
+            val messagesBefore = viewModel.uiState.value.messages
+            assertTrue(viewModel.addPastedAttachments(target, listOf(image)))
+            runCurrent()
+            assertEquals(listOf(image), viewModel.uiState.value.pendingAttachments)
+            assertEquals(messagesBefore, viewModel.uiState.value.messages)
+            verify(exactly = 0) { HermesWsClient.sendMessage(any(), any(), any(), any()) }
+        }
+
+    @Test
+    fun pastedImages_rejectLateCompletionAfterSwitchAwayAndBack() =
+        runTest(testDispatcher) {
+            val (viewModel, sessionId) = createViewModelWithSession()
+            val target = checkNotNull(viewModel.captureAttachmentTarget())
+            viewModel.switchSession("other-paste-test-session")
+            viewModel.switchSession(sessionId)
+            val image = Attachment("content://test/pasted.png", "pasted.png", "image/png", 4)
+            assertFalse(viewModel.addPastedAttachments(target, listOf(image)))
+            assertTrue(
+                viewModel.uiState.value.pendingAttachments
+                    .isEmpty(),
+            )
+        }
+
+    @Test
+    fun pastedImages_rejectChangedServerAndProfilesAndGeneration() =
+        runTest(testDispatcher) {
+            val (viewModel, _) = createViewModelWithSession()
+            val target = checkNotNull(viewModel.captureAttachmentTarget())
+            val image = Attachment("content://test/pasted.png", "pasted.png", "image/png", 4)
+            for (stale in listOf(
+                target.copy(baseUrl = "http://other-paste-test.local/"),
+                target.copy(connectionProfileId = "other-connection"),
+                target.copy(agentProfileId = "other-agent"),
+                target.copy(generation = target.generation + 1),
+            )) {
+                assertFalse(viewModel.addPastedAttachments(stale, listOf(image)))
+            }
+            assertTrue(
+                viewModel.uiState.value.pendingAttachments
+                    .isEmpty(),
+            )
+        }
+
+    @Test
+    fun pastedImages_cannotCaptureTargetBeforeReady() =
+        runTest(testDispatcher) {
+            val viewModel = createViewModel()
+            advanceUntilIdle()
+            assertNull(viewModel.captureAttachmentTarget())
+        }
+
+    @Test
+    fun pastedImages_rejectDisconnectedSessionBeforeCombinedUiStateCatchesUp() =
+        runTest(testDispatcher) {
+            val (viewModel, _) = createViewModelWithSession()
+            val target = checkNotNull(viewModel.captureAttachmentTarget())
+            mockConnectionStatus.value = ConnectionStatus.DISCONNECTED
+            assertNull(viewModel.captureAttachmentTarget())
+            assertFalse(viewModel.addPastedAttachments(target, emptyList()))
+        }
+
     // ── Helpers ──────────────────────────────────────────────────────────────
 
     /** Create a ViewModel with the fake repo injected directly. */
@@ -498,6 +573,32 @@ class ChatViewModelTest {
             assertEquals("op-1218", operation?.opId)
         }
 
+    @Test
+    fun sessionResume_sendsDesktopSourceLikeSessionCreate() =
+        runTest {
+            // #1450: session.create declared source="desktop" but session.resume omitted it, so
+            // the gateway resolved the resumed runtime from its host env ("tui") and staged a
+            // bogus surface switch that also unloaded the desktop_ui toolset.
+            val viewModel = createViewModel()
+            advanceUntilIdle()
+
+            val captured = mutableListOf<Pair<String, Map<String, Any>>>()
+            every { HermesWsClient.send(any(), any(), any()) } answers {
+                val id = "req-${captured.size + 1}"
+                captured.add(arg<String>(0) to (arg<Map<String, Any>>(1)))
+                arg<((String) -> Unit)?>(2)?.invoke(id)
+                id
+            }
+
+            viewModel.switchSession("stored-session")
+            advanceUntilIdle()
+
+            val resumeSent = captured.firstOrNull { it.first == WsMethods.SESSION_RESUME }
+            assertNotNull("session.resume should be dispatched", resumeSent)
+            assertEquals(JsonPrimitive("stored-session"), resumeSent!!.second["session_id"])
+            assertEquals(JsonPrimitive("desktop"), resumeSent.second["source"])
+        }
+
     @Test
     fun sessionResume_restoresRetainedFailureAsNonDurablePartial() =
         runTest {
@@ -627,7 +728,7 @@ class ChatViewModelTest {
             val (viewModel, sessionId) = createViewModelWithSession()
 
             every {
-                HermesWsClient.request(WsMethods.COMMAND_DISPATCH, any(), any())
+                HermesWsClient.request(WsMethods.SLASH_EXEC, any(), any(), true)
             } returns
                 CompletableDeferred(
                     mapOf("type" to "exec", "output" to "**Available Commands:**\n\u2022 `/status`\n\u2022 `/new`"),
@@ -1287,7 +1388,7 @@ class ChatViewModelTest {
             viewModel.sendMessage("/status")
             advanceUntilIdle()
 
-            verify { HermesWsClient.send(WsMethods.COMMAND_DISPATCH, any(), any()) }
+            verify { HermesWsClient.request(WsMethods.SLASH_EXEC, any(), any(), true) }
         }
 
     @Test
@@ -1298,7 +1399,7 @@ class ChatViewModelTest {
             viewModel.sendMessage("/sessions")
             advanceUntilIdle()
 
-            verify { HermesWsClient.send(WsMethods.COMMAND_DISPATCH, any(), any()) }
+            verify { HermesWsClient.request(WsMethods.SLASH_EXEC, any(), any(), true) }
         }
 
     @Test
@@ -1309,7 +1410,7 @@ class ChatViewModelTest {
             viewModel.sendMessage("/stats")
             advanceUntilIdle()
 
-            verify { HermesWsClient.send(WsMethods.COMMAND_DISPATCH, any(), any()) }
+            verify { HermesWsClient.request(WsMethods.SLASH_EXEC, any(), any(), true) }
         }
 
     @Test
@@ -1635,6 +1736,7 @@ class ChatViewModelTest {
                     JsonObject(
                         mapOf(
                             "session_id" to JsonPrimitive("session-from-notification"),
+                            "source" to JsonPrimitive("desktop"),
                             "omit_messages" to JsonPrimitive(true),
                         ),
                     ),
@@ -5088,6 +5190,7 @@ class ChatViewModelTest {
                     JsonObject(
                         mapOf(
                             "session_id" to JsonPrimitive("session-456"),
+                            "source" to JsonPrimitive("desktop"),
                             "omit_messages" to JsonPrimitive(true),
                         ),
                     ),
@@ -5943,6 +6046,7 @@ class ChatViewModelTest {
                     JsonObject(
                         mapOf(
                             "session_id" to JsonPrimitive("session-456"),
+                            "source" to JsonPrimitive("desktop"),
                             "omit_messages" to JsonPrimitive(true),
                         ),
                     ),
@@ -10636,7 +10740,8 @@ class ChatViewModelTest {
                     .last()
                     .content,
             )
-            assertEquals(PendingSendState.UNKNOWN, store.all().single().state)
+            // #1427: a mismatched history row cannot retire the gateway-confirmed receipt.
+            assertEquals(PendingSendState.ACCEPTED, store.all().single().state)
             assertTrue(vm.uiState.value.isSessionReady)
             assertTrue(vm.sendMessage("probe-second"))
             advanceUntilIdle()
@@ -10648,9 +10753,10 @@ class ChatViewModelTest {
             assertNull(vm.uiState.value.errorMessage)
             verify(exactly = 1) { HermesWsClient.sendMessage(session, "probe-second", any(), any()) }
             verify(exactly = 1) { HermesWsClient.sendMessage(session, "probe-first", any(), any()) }
-            assertEquals(PendingSendState.UNKNOWN, store.all().single { it.text == "probe-first" }.state)
+            assertEquals(PendingSendState.ACCEPTED, store.all().single { it.text == "probe-first" }.state)
+            // The accepted row 10 remains visible separately from the unrelated history row 20.
             assertEquals(
-                1,
+                2,
                 vm.transcriptState.value.messages
                     .count { it.content == "probe-first" },
             )

app/src/test/java/com/m57/hermescontrol/ui/chat/FullBleedTurnsTest.kt

@@ -478,4 +478,27 @@ class FullBleedTurnsTest {
         assertEquals(setOf("u1", "a2"), matchedMessageIds(msgs, listOf(0, 2, 0)))
         assertEquals(emptySet<String>(), matchedMessageIds(msgs, listOf(9)))
     }
+
+    @Test
+    fun `react_to_message tool rows are hidden but other tools stay`() {
+        val messages =
+            listOf(
+                msg("u1", MessageRole.USER),
+                msg("react", MessageRole.TOOL).copy(toolName = "react_to_message"),
+                msg("term", MessageRole.TOOL).copy(toolName = "terminal"),
+                msg("a1", MessageRole.ASSISTANT),
+            )
+        val agent = groupIntoTurns(messages).filterIsInstance<ChatTurn.Agent>().single()
+        assertEquals(
+            listOf("term", "a1"),
+            agent.entries.map {
+                when (it) {
+                    is AgentEntry.Prose -> it.message.id
+                    is AgentEntry.ToolRow -> it.message.id
+                    is AgentEntry.SystemEvent -> it.message.id
+                }
+            },
+        )
+        assertEquals(emptyList<SearchMatch>(), ChatSearchController().findMatches(messages.take(2), "react").matches)
+    }
 }

app/src/test/java/com/m57/hermescontrol/ui/chat/GatewayNoticeTest.kt

@@ -0,0 +1,233 @@
+package com.m57.hermescontrol.ui.chat
+
+import com.m57.hermescontrol.data.local.toEntity
+import com.m57.hermescontrol.data.local.toUiModel
+import com.m57.hermescontrol.data.model.SessionMessage
+import com.m57.hermescontrol.data.ws.WsEvent
+import kotlinx.serialization.json.JsonPrimitive
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertFalse
+import org.junit.Assert.assertNull
+import org.junit.Assert.assertTrue
+import org.junit.Test
+
+/** #1433: gateway notices are per-session transcript rows that keep their position. */
+class GatewayNoticeTest {
+    private val compactedText = "✓ Context compaction complete — continuing turn..."
+
+    private fun status(
+        kind: String,
+        text: String?,
+        sessionId: String? = "s1",
+    ) = WsEvent.StatusUpdate(
+        status = null,
+        data = mapOf("kind" to kind, "text" to text),
+        sessionId = sessionId,
+    )
+
+    private fun reduce(
+        state: ChatUiState,
+        event: WsEvent,
+        streaming: StreamingState = StreamingState(),
+    ) = ChatWsEventReducer.reduce(state, streaming, event, currentSessionId = "s1")
+
+    @Test
+    fun sentinelMatchesEveryGatewayInterruptShape() {
+        listOf(
+            "[the reply degenerated into a repetition loop and was interrupted]",
+            "Operation interrupted.",
+            "Operation interrupted: waiting for the provider to recover (cycle 1/3).",
+            "Operation interrupted: retrying API call after error (retry 2/5).",
+            "Operation interrupted: handling API error (RateLimitError: slow down).",
+            "Operation interrupted: retrying empty response from model (retry 1/2).",
+            "Operation interrupted during retry (timeout, attempt 1/3).",
+            "  Operation interrupted.\n",
+        ).forEach { assertTrue(it, GatewayNotice.isInterruptSentinel(it)) }
+        listOf(
+            "Operation interrupted",
+            "Operation interrupted. Here is what I found so far",
+            "The operation was interrupted.",
+            "Operation interrupted: first line.\nsecond line.",
+        ).forEach { assertFalse(it, GatewayNotice.isInterruptSentinel(it)) }
+    }
+
+    @Test
+    fun compactedNoticeBecomesPersistedSystemRowAndClearsTailState() {
+        val user = ChatMessage(id = "u", role = MessageRole.USER, content = "go")
+        val state =
+            ChatUiState(
+                currentSessionId = "s1",
+                messages = listOf(user),
+                isCompressing = true,
+                compressionStatus = "🗜️ Compacting context",
+            )
+
+        val result = reduce(state, status("compacted", compactedText))
+
+        assertFalse(result.state.isCompressing)
+        assertNull(result.state.compressionStatus)
+        val notice = result.state.messages.last()
+        assertEquals(MessageRole.SYSTEM, notice.role)
+        assertEquals(compactedText, notice.content)
+        assertTrue(result.effects.any { it is ReducerEffect.PersistMessage && it.message.id == notice.id })
+    }
+
+    @Test
+    fun replayedNoticeInSameTurnDoesNotStack() {
+        val state =
+            ChatUiState(
+                currentSessionId = "s1",
+                messages = listOf(ChatMessage(role = MessageRole.USER, content = "go")),
+            )
+        val once = reduce(state, status("compacted", compactedText)).state
+        val twice = reduce(once, status("compacted", compactedText)).state
+        assertEquals(1, twice.messages.count { it.role == MessageRole.SYSTEM })
+
+        val nextTurn = twice.copy(messages = twice.messages + ChatMessage(role = MessageRole.USER, content = "again"))
+        val again = reduce(nextTurn, status("compacted", compactedText)).state
+        assertEquals(2, again.messages.count { it.role == MessageRole.SYSTEM })
+    }
+
+    @Test
+    fun otherSessionsStatusUpdatesAreIgnored() {
+        val state = ChatUiState(currentSessionId = "s1")
+        listOf("compacting", "compacted", "goal", "warn").forEach { kind ->
+            val result = reduce(state, status(kind, "text for $kind", sessionId = "other"))
+            assertEquals(kind, state, result.state)
+        }
+    }
+
+    @Test
+    fun durableKindsAppendAndTransientKindsDoNot() {
+        val state = ChatUiState(currentSessionId = "s1")
+        listOf("goal", "loop", "warn", "fallback").forEach { kind ->
+            assertEquals(kind, 1, reduce(state, status(kind, "✓ $kind")).state.messages.size)
+        }
+        listOf("status", "lifecycle", "process", "heartbeat", "ready").forEach { kind ->
+            assertTrue(kind, reduce(state, status(kind, "x")).state.messages.isEmpty())
+        }
+    }
+
+    @Test
+    fun repetitionLoopCompletionDropsLoopedPartialAndAppendsNotice() {
+        val sealed = ChatMessage(id = "looped", role = MessageRole.ASSISTANT, content = "again again again")
+        val state = ChatUiState(currentSessionId = "s1", messages = listOf(sealed), isAgentTyping = true)
+        val event =
+            WsEvent.MessageComplete(
+                text = GatewayNotice.REPETITION_LOOP_INTERRUPTED,
+                sessionId = "s1",
+                rawPayload = mapOf("status" to "interrupted"),
+            )
+
+        val result = reduce(state, event, StreamingState(interruptedMessage = sealed))
+
+        assertEquals(listOf(MessageRole.SYSTEM), result.state.messages.map { it.role })
+        assertEquals(
+            GatewayNotice.REPETITION_LOOP_INTERRUPTED,
+            result.state.messages
+                .single()
+                .content,
+        )
+        assertFalse(result.state.isAgentTyping)
+        assertTrue(result.effects.contains(ReducerEffect.DeleteLocalMessage("looped")))
+    }
+
+    @Test
+    fun operationInterruptedCompletionKeepsRealPartial() {
+        val stream = ChatMessage(id = "p", role = MessageRole.ASSISTANT, content = "half an answer", isStreaming = true)
+        val state = ChatUiState(currentSessionId = "s1")
+        val event = WsEvent.MessageComplete(text = "Operation interrupted.", sessionId = "s1")
+
+        val result = reduce(state, event, StreamingState(streamingMessage = stream))
+
+        assertEquals(
+            listOf("p", null),
+            result.state.messages.map {
+                if (it.role ==
+                    MessageRole.SYSTEM
+                ) {
+                    null
+                } else {
+                    it.id
+                }
+            },
+        )
+        assertFalse(
+            result.state.messages
+                .first()
+                .isStreaming,
+        )
+        assertEquals(
+            "Operation interrupted.",
+            result.state.messages
+                .last()
+                .content,
+        )
+    }
+
+    @Test
+    fun persistedSentinelRowMapsToSystemNoticeAndMergesWithLiveCopy() {
+        val rows =
+            listOf(
+                SessionMessage(id = 1, role = "user", content = JsonPrimitive("go")),
+                SessionMessage(id = 2, role = "assistant", content = JsonPrimitive("Operation interrupted.")),
+                SessionMessage(id = 3, role = "user", content = JsonPrimitive("next")),
+                SessionMessage(id = 4, role = "assistant", content = JsonPrimitive("done")),
+            )
+        val page = mapServerMessages("s", rows, 0, true, emptyList())
+        assertEquals(MessageRole.SYSTEM, page[1].role)
+
+        // Live view after the interrupted turn: the notice sits between the two turns.
+        val live =
+            listOf(
+                ChatMessage(id = "u1", role = MessageRole.USER, content = "go"),
+                ChatMessage(id = "n", role = MessageRole.SYSTEM, content = "Operation interrupted."),
+                ChatMessage(id = "u2", role = MessageRole.USER, content = "next"),
+                ChatMessage(id = "a2", role = MessageRole.ASSISTANT, content = "done"),
+            )
+        val merged = mergeTranscriptWithLive(page, live, preserveLiveIds = true)
+        assertEquals(
+            listOf("go", "Operation interrupted.", "next", "done"),
+            merged.map { it.content },
+        )
+    }
+
+    @Test
+    fun liveOnlyNoticeStaysInPlaceAcrossLaterTurnsAndRefresh() {
+        val page =
+            mapServerMessages(
+                "s",
+                listOf(
+                    SessionMessage(id = 1, role = "user", content = JsonPrimitive("first")),
+                    SessionMessage(id = 2, role = "assistant", content = JsonPrimitive("one")),
+                    SessionMessage(id = 3, role = "user", content = JsonPrimitive("second")),
+                    SessionMessage(id = 4, role = "assistant", content = JsonPrimitive("two")),
+                ),
+                0,
+                true,
+                emptyList(),
+            )
+        val live =
+            listOf(
+                ChatMessage(id = "u1", role = MessageRole.USER, content = "first"),
+                ChatMessage(id = "a1", role = MessageRole.ASSISTANT, content = "one"),
+                ChatMessage(id = "c", role = MessageRole.SYSTEM, content = compactedText),
+                ChatMessage(id = "u2", role = MessageRole.USER, content = "second"),
+                ChatMessage(id = "a2", role = MessageRole.ASSISTANT, content = "two"),
+            )
+        val once = mergeTranscriptWithLive(page, live, preserveLiveIds = true)
+        val twice = mergeTranscriptWithLive(page, once, preserveLiveIds = true)
+        val expected = listOf("first", "one", compactedText, "second", "two")
+        assertEquals(expected, once.map { it.content })
+        assertEquals(expected, twice.map { it.content })
+    }
+
+    @Test
+    fun roomRoundTripNormalizesLegacyAssistantSentinel() {
+        val legacy = ChatMessage(id = "x", role = MessageRole.ASSISTANT, content = "Operation interrupted.")
+        val restored = legacy.toEntity("s").toUiModel()
+        assertEquals(MessageRole.SYSTEM, restored.role)
+        val prose = ChatMessage(id = "y", role = MessageRole.ASSISTANT, content = "fine")
+        assertEquals(MessageRole.ASSISTANT, prose.toEntity("s").toUiModel().role)
+    }
+}

app/src/test/java/com/m57/hermescontrol/ui/chat/SlashCommandDispatchRpcTest.kt

@@ -161,7 +161,7 @@ class SlashCommandDispatchRpcTest {
         // can end up holding session.usage instead of command.dispatch (CI run
         // 31137581335 on 4645a2b: slash-focus flake).
         // Specific per-test request() stubs registered later take precedence.
-        every { HermesWsClient.request(any(), any(), any()) } answers {
+        every { HermesWsClient.request(any(), any(), any(), any()) } answers {
             HermesWsClient.send(arg(0), arg(1)) {}
             CompletableDeferred<Any?>(Unit)
         }
@@ -194,7 +194,7 @@ class SlashCommandDispatchRpcTest {
     }
 
     @Test
-    fun `non-hardcoded slash command forwards name arg session_id to COMMAND_DISPATCH`() =
+    fun `non-hardcoded slash command forwards command and session_id to SLASH_EXEC`() =
         runTest {
             val (vm, sessionId) = createViewModelWithSession()
 
@@ -202,7 +202,7 @@ class SlashCommandDispatchRpcTest {
             val paramsCalls = mutableListOf<Map<String, Any>>()
             var captured = false
             every {
-                HermesWsClient.request(capture(methodCalls), capture(paramsCalls), any())
+                HermesWsClient.request(capture(methodCalls), capture(paramsCalls), any(), any())
             } answers {
                 captured = true
                 CompletableDeferred<Any?>(Unit)
@@ -216,14 +216,67 @@ class SlashCommandDispatchRpcTest {
             // Captures hold ALL requests — the create flow's session.usage /
             // context_breakdown can land after the dispatch one (capture race,
             // CI 2026-08-06 + 2026-08-07). Find the record, don't trust "last".
-            val dispatchIndex = methodCalls.indexOf(WsMethods.COMMAND_DISPATCH)
+            val execIndex = methodCalls.indexOf(WsMethods.SLASH_EXEC)
-            assertTrue("expected COMMAND_DISPATCH, got $methodCalls", dispatchIndex >= 0)
+            assertTrue("expected SLASH_EXEC, got $methodCalls", execIndex >= 0)
-            val params = paramsCalls[dispatchIndex]
+            assertTrue(WsMethods.COMMAND_DISPATCH !in methodCalls)
-            assertEquals(JsonPrimitive("help"), params["name"])
+            val params = paramsCalls[execIndex]
-            assertEquals(JsonPrimitive(""), params["arg"])
+            assertEquals(JsonPrimitive("help"), params["command"])
             assertEquals(JsonPrimitive(sessionId), params["session_id"])
         }
 
+    @Test
+    fun `usage renders warning and suppresses intermediate error events`() =
+        runTest {
+            val (vm, _) = createViewModelWithSession()
+            every { HermesWsClient.request(WsMethods.SLASH_EXEC, any(), any(), true) } returns
+                CompletableDeferred<Any?>(mapOf("output" to "Session Token Usage", "warning" to "estimated"))
+
+            vm.sendMessage("/usage")
+            advanceUntilIdle()
+
+            verify(exactly = 1) { HermesWsClient.request(WsMethods.SLASH_EXEC, any(), any(), true) }
+            verify(exactly = 0) { HermesWsClient.request(WsMethods.COMMAND_DISPATCH, any(), any(), any()) }
+            assertEquals(
+                "warning: estimated\nSession Token Usage",
+                vm.uiState.value.messages
+                    .last()
+                    .content,
+            )
+            assertNull(vm.uiState.value.errorMessage)
+        }
+
+    @Test
+    fun `slash failure falls back with name arg and suppresses both error events`() =
+        runTest {
+            val (vm, sessionId) = createViewModelWithSession()
+            val calls = mutableListOf<String>()
+            val params = mutableListOf<Map<String, Any>>()
+            every { HermesWsClient.request(capture(calls), capture(params), any(), true) } answers {
+                if (arg<String>(0) == WsMethods.SLASH_EXEC) {
+                    CompletableDeferred<Any?>().apply {
+                        completeExceptionally(HermesWsClient.HermesRpcException("worker unavailable"))
+                    }
+                } else {
+                    CompletableDeferred<Any?>(mapOf("type" to "plugin", "output" to "plugin result"))
+                }
+            }
+
+            vm.sendMessage("/custom some args")
+            advanceUntilIdle()
+
+            assertEquals(listOf(WsMethods.SLASH_EXEC, WsMethods.COMMAND_DISPATCH), calls)
+            assertEquals(JsonPrimitive("custom"), params[1]["name"])
+            assertEquals(JsonPrimitive("some args"), params[1]["arg"])
+            assertEquals(JsonPrimitive(sessionId), params[1]["session_id"])
+            assertEquals(
+                "plugin result",
+                vm.uiState.value.messages
+                    .last()
+                    .content,
+            )
+            assertNull(vm.uiState.value.errorMessage)
+        }
+
     @Test
     fun `slash queue submits the arg with queued=true instead of command dispatch`() =
         runTest {
@@ -235,10 +288,16 @@ class SlashCommandDispatchRpcTest {
             val sentText = slot<String>()
             val sentQueued = slot<Boolean>()
             every {
-                HermesWsClient.request(capture(methodCalls), capture(paramsCalls), any())
+                HermesWsClient.request(capture(methodCalls), capture(paramsCalls), any(), any())
             } answers {
+                if (arg<String>(0) == WsMethods.SLASH_EXEC) {
+                    CompletableDeferred<Any?>().apply {
+                        completeExceptionally(HermesWsClient.HermesRpcException("slash unavailable"))
+                    }
+                } else {
                     CompletableDeferred<Any?>(Unit)
                 }
+            }
             every {
                 HermesWsClient.sendMessage(
                     capture(sentSession),
@@ -372,10 +431,16 @@ class SlashCommandDispatchRpcTest {
             val rpcMethods = mutableListOf<String>()
             var sendCalls = 0
             every {
-                HermesWsClient.request(capture(rpcMethods), any(), any())
+                HermesWsClient.request(capture(rpcMethods), any(), any(), any())
             } answers {
+                if (arg<String>(0) == WsMethods.SLASH_EXEC) {
+                    CompletableDeferred<Any?>().apply {
+                        completeExceptionally(HermesWsClient.HermesRpcException("slash unavailable"))
+                    }
+                } else {
                     CompletableDeferred<Any?>(Unit)
                 }
+            }
             every { HermesWsClient.sendMessage(any(), any(), any(), any()) } answers {
                 sendCalls++
                 "queued-msg-1"
@@ -416,12 +481,12 @@ class SlashCommandDispatchRpcTest {
         }
 
     @Test
-    fun `non-registry-miss backend error is surfaced directly (no fallback)`() =
+    fun `actionable fallback error is surfaced`() =
         runTest {
             val (vm, _) = createViewModelWithSession()
 
             every {
-                HermesWsClient.request(any(), any(), any())
+                HermesWsClient.request(any(), any(), any(), any())
             } answers {
                 val d = CompletableDeferred<Any?>()
                 d.completeExceptionally(
@@ -442,14 +507,14 @@ class SlashCommandDispatchRpcTest {
         }
 
     @Test
-    fun `registry-miss 4018 on command dispatch falls back to slash_exec and surfaces output`() =
+    fun `slash exec success surfaces output without command dispatch`() =
         runTest {
             val (vm, sessionId) = createViewModelWithSession()
 
             val methodCalls = mutableListOf<String>()
             val paramsCalls = mutableListOf<Map<String, Any>>()
             every {
-                HermesWsClient.request(capture(methodCalls), capture(paramsCalls), any())
+                HermesWsClient.request(capture(methodCalls), capture(paramsCalls), any(), any())
             } answers {
                 // Read the method from THIS invocation, not from the shared
                 // capture list: a concurrent request() landing between capture
@@ -474,16 +539,14 @@ class SlashCommandDispatchRpcTest {
             vm.sendMessage("/status")
             advanceUntilIdle()
 
-            // The fallback must have hit slash.exec with the full command string.
+            // Successful slash.exec must not need a fallback.
             // Captures hold ALL requests — find the records instead of trusting
             // "last" (create-flow session.usage can land after; capture race).
-            val dispatchIndex = methodCalls.indexOf(WsMethods.COMMAND_DISPATCH)
+            assertTrue(WsMethods.COMMAND_DISPATCH !in methodCalls)
-            assertTrue("expected COMMAND_DISPATCH, got $methodCalls", dispatchIndex >= 0)
             val execIndex = methodCalls.indexOf(WsMethods.SLASH_EXEC)
-            assertTrue("expected SLASH_EXEC fallback, got $methodCalls", execIndex >= 0)
+            assertTrue("expected SLASH_EXEC, got $methodCalls", execIndex >= 0)
-            assertTrue("dispatch must precede fallback", dispatchIndex < execIndex)
             val params = paramsCalls[execIndex]
-            assertEquals(JsonPrimitive("/status"), params["command"])
+            assertEquals(JsonPrimitive("status"), params["command"])
             assertEquals(JsonPrimitive(sessionId), params["session_id"])
 
             // And the slash.exec output must be surfaced to the user.
@@ -500,10 +563,16 @@ class SlashCommandDispatchRpcTest {
 
             val rpcMethods = mutableListOf<String>()
             every {
-                HermesWsClient.request(capture(rpcMethods), any(), any())
+                HermesWsClient.request(capture(rpcMethods), any(), any(), any())
             } answers {
+                if (arg<String>(0) == WsMethods.SLASH_EXEC) {
+                    CompletableDeferred<Any?>().apply {
+                        completeExceptionally(HermesWsClient.HermesRpcException("slash unavailable"))
+                    }
+                } else {
                     CompletableDeferred<Any?>(Unit)
                 }
+            }
 
             // /redraw is TUI-only (issue #574) — hidden from suggestions but a
             // user can still type it. It must be blocked before any RPC fires.
@@ -533,12 +602,12 @@ class SlashCommandDispatchRpcTest {
         }
 
     @Test
-    fun `slash_exec double-fault surfaces the secondary error`() =
+    fun `fallback registry miss preserves original slash exec error`() =
         runTest {
             val (vm, _) = createViewModelWithSession()
 
             every {
-                HermesWsClient.request(any(), any(), any())
+                HermesWsClient.request(any(), any(), any(), any())
             } answers {
                 val m = arg<String>(0)
                 val d = CompletableDeferred<Any?>()
@@ -561,7 +630,7 @@ class SlashCommandDispatchRpcTest {
             vm.sendMessage("/status")
             advanceUntilIdle()
 
-            // Both RPCs fail -> the secondary slash.exec error must surface.
+            // A registry miss must not mask the original worker failure.
             val last =
                 vm.uiState.value.messages
                     .lastOrNull()
@@ -569,12 +638,12 @@ class SlashCommandDispatchRpcTest {
         }
 
     @Test
-    fun `slash_exec blank output appends no assistant message`() =
+    fun `slash_exec blank output reports no output like desktop`() =
         runTest {
             val (vm, _) = createViewModelWithSession()
 
             every {
-                HermesWsClient.request(any(), any(), any())
+                HermesWsClient.request(any(), any(), any(), any())
             } answers {
                 val m = arg<String>(0)
                 val d = CompletableDeferred<Any?>()
@@ -595,12 +664,10 @@ class SlashCommandDispatchRpcTest {
             vm.sendMessage("/status")
             advanceUntilIdle()
 
-            // The user's "/status" message is added, but blank slash.exec output
+            // Desktop reports an explicit no-output notice rather than silently succeeding.
-            // must NOT append an assistant bubble — so the last message is still
+            assertEquals(before + 2, vm.uiState.value.messages.size)
-            // the user's own command, and only one message was added.
-            assertEquals(before + 1, vm.uiState.value.messages.size)
             assertEquals(
-                "/status",
+                "/status: no output",
                 vm.uiState.value.messages
                     .lastOrNull()
                     ?.content,
@@ -615,10 +682,16 @@ class SlashCommandDispatchRpcTest {
             val methodCalls = mutableListOf<String>()
             val paramsCalls = mutableListOf<Map<String, Any>>()
             every {
-                HermesWsClient.request(capture(methodCalls), capture(paramsCalls), any())
+                HermesWsClient.request(capture(methodCalls), capture(paramsCalls), any(), any())
             } answers {
+                if (arg<String>(0) == WsMethods.SLASH_EXEC) {
+                    CompletableDeferred<Any?>().apply {
+                        completeExceptionally(HermesWsClient.HermesRpcException("slash unavailable"))
+                    }
+                } else {
                     CompletableDeferred<Any?>(Unit)
                 }
+            }
 
             // /init generates-or-updates AGENTS.md (backend command.dispatch
             // name=="init" branch, hermes-agent tui_gateway/server.py ~L15451).
@@ -643,10 +716,16 @@ class SlashCommandDispatchRpcTest {
             val methodCalls = mutableListOf<String>()
             val paramsCalls = mutableListOf<Map<String, Any>>()
             every {
-                HermesWsClient.request(capture(methodCalls), capture(paramsCalls), any())
+                HermesWsClient.request(capture(methodCalls), capture(paramsCalls), any(), any())
             } answers {
+                if (arg<String>(0) == WsMethods.SLASH_EXEC) {
+                    CompletableDeferred<Any?>().apply {
+                        completeExceptionally(HermesWsClient.HermesRpcException("slash unavailable"))
+                    }
+                } else {
                     CompletableDeferred<Any?>(Unit)
                 }
+            }
 
             vm.sendMessage("/init extra context here")
             advanceUntilIdle()
@@ -668,10 +747,16 @@ class SlashCommandDispatchRpcTest {
             val methodCalls = mutableListOf<String>()
             val paramsCalls = mutableListOf<Map<String, Any>>()
             every {
-                HermesWsClient.request(capture(methodCalls), capture(paramsCalls), any())
+                HermesWsClient.request(capture(methodCalls), capture(paramsCalls), any(), any())
             } answers {
+                if (arg<String>(0) == WsMethods.SLASH_EXEC) {
+                    CompletableDeferred<Any?>().apply {
+                        completeExceptionally(HermesWsClient.HermesRpcException("slash unavailable"))
+                    }
+                } else {
                     CompletableDeferred<Any?>(Unit)
                 }
+            }
 
             // /focus is the display-only focus view (backend command.dispatch
             // name=="focus" branch, hermes-agent tui_gateway/server.py ~L15522).
@@ -696,10 +781,16 @@ class SlashCommandDispatchRpcTest {
             val methodCalls = mutableListOf<String>()
             val paramsCalls = mutableListOf<Map<String, Any>>()
             every {
-                HermesWsClient.request(capture(methodCalls), capture(paramsCalls), any())
+                HermesWsClient.request(capture(methodCalls), capture(paramsCalls), any(), any())
             } answers {
+                if (arg<String>(0) == WsMethods.SLASH_EXEC) {
+                    CompletableDeferred<Any?>().apply {
+                        completeExceptionally(HermesWsClient.HermesRpcException("slash unavailable"))
+                    }
+                } else {
                     CompletableDeferred<Any?>(Unit)
                 }
+            }
 
             vm.sendMessage("/focus on")
             advanceUntilIdle()
@@ -714,7 +805,7 @@ class SlashCommandDispatchRpcTest {
         }
 
     @Test
-    fun `command dispatch type=send submits the returned prompt (init)`() =
+    fun `slash exec type=send submits the returned prompt (init)`() =
         runTest {
             val (vm, _) = createViewModelWithSession()
 
@@ -722,12 +813,12 @@ class SlashCommandDispatchRpcTest {
             val paramsCalls = mutableListOf<Map<String, Any>>()
             val sentText = slot<String>()
             every {
-                HermesWsClient.request(capture(methodCalls), capture(paramsCalls), any())
+                HermesWsClient.request(capture(methodCalls), capture(paramsCalls), any(), any())
             } answers {
                 val d = CompletableDeferred<Any?>()
                 // Read the method from THIS invocation, not from the shared
                 // capture list (see the 4018 test above).
-                if (arg<String>(0) == WsMethods.COMMAND_DISPATCH) {
+                if (arg<String>(0) == WsMethods.SLASH_EXEC) {
                     // Backend /init returns type:"send" with the AGENTS.md prompt.
                     d.complete(mapOf("type" to "send", "message" to "Scan this repo and write AGENTS.md"))
                 } else {
@@ -766,7 +857,7 @@ class SlashCommandDispatchRpcTest {
             val (vm, _) = createViewModelWithSession()
 
             every {
-                HermesWsClient.request(any(), any(), any())
+                HermesWsClient.request(any(), any(), any(), any())
             } answers {
                 val m = arg<String>(0)
                 val d = CompletableDeferred<Any?>()
@@ -774,7 +865,7 @@ class SlashCommandDispatchRpcTest {
                     // Backend /focus returns type:"exec" with a notice line.
                     d.complete(mapOf("type" to "exec", "output" to "Focus view: ON (tool progress pinned off)"))
                 } else {
-                    d.complete(mapOf("session_id" to "session-xyz"))
+                    d.completeExceptionally(HermesWsClient.HermesRpcException("slash unavailable"))
                 }
                 d
             }

app/src/test/java/com/m57/hermescontrol/ui/chat/UserImageHydrationTest.kt

@@ -0,0 +1,355 @@
+package com.m57.hermescontrol.ui.chat
+
+import com.m57.hermescontrol.data.local.toEntity
+import com.m57.hermescontrol.data.local.toUiModel
+import com.m57.hermescontrol.data.model.AttachmentSource
+import com.m57.hermescontrol.data.model.SessionMessage
+import kotlinx.serialization.json.JsonPrimitive
+import kotlinx.serialization.json.buildJsonArray
+import kotlinx.serialization.json.buildJsonObject
+import kotlinx.serialization.json.put
+import kotlinx.serialization.json.putJsonObject
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertFalse
+import org.junit.Assert.assertNotNull
+import org.junit.Assert.assertNull
+import org.junit.Assert.assertTrue
+import org.junit.Test
+
+/**
+ * Regression tests for user image hydration:
+ * - Direct unit tests for [userImageAttachments]
+ * - Integration via [mapServerMessages] with USER turns
+ */
+class UserImageHydrationTest {
+    @Test
+    fun restHydrationEnrichesCachedUserWithoutReplacingLocalAttachments() {
+        val rest =
+            mapServerMessages(
+                sessionId = "session-1",
+                messages =
+                    listOf(
+                        SessionMessage(id = 42, role = "user", content = JsonPrimitive("caption\n@image:/image.png")),
+                    ),
+                offset = 0,
+                latestPaging = true,
+                liveMessages = emptyList(),
+                mediaUrl = { "https://gateway.test/image.png" },
+            ).single()
+        val cached =
+            rest.copy(
+                attachments = null,
+                content = "[{\"image_url\":\"data:image/png;base64,old\"}]",
+                isHistoricalCache = true,
+            )
+        val hydrated = mergeTranscriptWithLive(listOf(rest), listOf(cached)).single()
+        assertEquals(rest.attachments, hydrated.attachments)
+        assertEquals(rest.content, hydrated.content)
+        assertEquals(cached.id, hydrated.id)
+        val localAttachments =
+            listOf(
+                com.m57.hermescontrol.data.model
+                    .Attachment("content://local/image", "image.png", "image/png"),
+            )
+        val local = rest.copy(attachments = localAttachments)
+        assertEquals(localAttachments, mergeTranscriptWithLive(listOf(rest), listOf(local)).single().attachments)
+    }
+
+    @Test
+    fun roomRoundTripKeepsReferencesForGatewayReconstruction() {
+        val content = "caption\n@image:/image.png"
+        val message = ChatMessage(id = "cached", role = MessageRole.USER, content = content)
+        val restored = message.toEntity("session-1").toUiModel()
+        assertEquals(content, restored.content)
+        val attachments = userImageAttachments(restored.content) { "https://current-gateway.test$it" }
+        assertEquals("https://current-gateway.test/image.png", attachments.single().gatewayUrl)
+    }
+
+    @Test
+    fun userImageAttachments_recognizesTrimmedWholeLineImageDirectiveWithAbsolutePaths() {
+        val content =
+            """
+            Here is my photo
+            @image:/absolute/path/to/cat.png
+            And another one
+              @image:/absolute/path/to/dog.jpg  
+            """.trimIndent()
+
+        val attachments =
+            userImageAttachments(content) { path -> "https://gateway.local/api/files/download?path=$path" }
+
+        assertEquals(2, attachments.size)
+
+        val first = attachments[0]
+        assertEquals("https://gateway.local/api/files/download?path=/absolute/path/to/cat.png", first.uri)
+        assertEquals("cat.png", first.name)
+        assertEquals("image/png", first.mimeType)
+        assertEquals(0L, first.size)
+        assertEquals("https://gateway.local/api/files/download?path=/absolute/path/to/cat.png", first.gatewayUrl)
+        assertEquals(AttachmentSource.GATEWAY, first.source)
+        assertTrue(first.isImage)
+
+        val second = attachments[1]
+        assertEquals("https://gateway.local/api/files/download?path=/absolute/path/to/dog.jpg", second.uri)
+        assertEquals("dog.jpg", second.name)
+        assertEquals("image/jpeg", second.mimeType)
+        assertEquals(AttachmentSource.GATEWAY, second.source)
+        assertTrue(second.isImage)
+    }
+
+    @Test
+    fun userImageAttachments_allowsSpacesInAbsolutePaths() {
+        val content = "@image:/Users/test user/My Documents/holiday photo 2026.png"
+
+        val attachments =
+            userImageAttachments(content) { path -> "https://gateway.local/api/files/download?path=$path" }
+
+        assertEquals(1, attachments.size)
+        val attachment = attachments.single()
+        assertEquals(
+            "https://gateway.local/api/files/download?path=/Users/test user/My Documents/holiday photo 2026.png",
+            attachment.uri,
+        )
+        assertEquals("holiday photo 2026.png", attachment.name)
+        assertEquals("image/png", attachment.mimeType)
+        assertEquals(AttachmentSource.GATEWAY, attachment.source)
+    }
+
+    @Test
+    fun userImageAttachments_deduplicatesRepeatPathsKeepingFirst() {
+        val content =
+            """
+            First mention
+            @image:/images/duplicated.png
+            Second mention
+            @image:/images/duplicated.png
+            Third mention with whitespace padding
+              @image:/images/duplicated.png  
+            Different image
+            @image:/images/unique.png
+            """.trimIndent()
+
+        val attachments = userImageAttachments(content) { path -> "https://gateway.local/file?p=$path" }
+
+        assertEquals(2, attachments.size)
+        assertEquals("https://gateway.local/file?p=/images/duplicated.png", attachments[0].uri)
+        assertEquals("duplicated.png", attachments[0].name)
+        assertEquals("https://gateway.local/file?p=/images/unique.png", attachments[1].uri)
+        assertEquals("unique.png", attachments[1].name)
+    }
+
+    @Test
+    fun userImageAttachments_ignoresInlineProseEmptyAndRelativeReferences() {
+        val content =
+            """
+            Do not match inline prose such as check out @image:/absolute/path/foo.png in middle of text
+            Do not match trailing inline text @image:/path/bar.png extra
+            Do not match relative path @image:relative/path/image.png
+            @image:
+            @image:   
+            @image:relative/foo.jpg
+            @image:./local/foo.png
+            @image:../parent/foo.png
+            @image:not-an-absolute-path.jpg
+            Valid absolute path at start of line:
+            @image:/valid/match.png
+            """.trimIndent()
+
+        val attachments = userImageAttachments(content) { path -> "http://gateway.test$path" }
+
+        assertEquals(1, attachments.size)
+        assertEquals("http://gateway.test/valid/match.png", attachments.single().uri)
+        assertEquals("match.png", attachments.single().name)
+    }
+
+    @Test
+    fun userImageAttachments_whenCallbackReturnsNull_returnsNoAttachments() {
+        val content =
+            """
+            @image:/valid/photo1.jpg
+            @image:/valid/photo2.png
+            """.trimIndent()
+
+        val attachments = userImageAttachments(content) { null }
+
+        assertTrue(attachments.isEmpty())
+    }
+
+    @Test
+    fun userImageAttachments_whenContentHasNoImageDirectives_returnsEmptyList() {
+        val content = "Just a regular text conversation with no images attached."
+
+        val attachments = userImageAttachments(content) { path -> "https://gw/$path" }
+
+        assertTrue(attachments.isEmpty())
+    }
+
+    @Test
+    fun mapServerMessages_withUserTurn_attachesGatewayImageFromPlainStringContent() {
+        val userRow =
+            SessionMessage(
+                id = 1,
+                role = "user",
+                content = JsonPrimitive("Please review this design\n@image:/data/mockups/home.png"),
+            )
+
+        val mapped =
+            mapServerMessages(
+                sessionId = "session-1",
+                messages = listOf(userRow),
+                offset = 0,
+                latestPaging = true,
+                liveMessages = emptyList(),
+                mediaUrl = { path -> "https://gateway.local/files?p=$path" },
+            )
+
+        assertEquals(1, mapped.size)
+        val chatMessage = mapped.single()
+        assertEquals(MessageRole.USER, chatMessage.role)
+        assertTrue(chatMessage.content.contains("Please review this design"))
+        assertTrue(chatMessage.content.contains("@image:/data/mockups/home.png"))
+
+        val attachments = chatMessage.attachments
+        assertNotNull(attachments)
+        assertEquals(1, attachments!!.size)
+
+        val att = attachments.single()
+        assertEquals("https://gateway.local/files?p=/data/mockups/home.png", att.uri)
+        assertEquals("home.png", att.name)
+        assertEquals("image/png", att.mimeType)
+        assertEquals(AttachmentSource.GATEWAY, att.source)
+        assertTrue(att.isGateway)
+    }
+
+    @Test
+    fun mapServerMessages_withUserMultipart748kPayload_preservesCaptionAndNoBase64InContent() {
+        val largeBase64 = "data:image/png;base64," + "iVBORw0KGgoAAAANSUhEUgAA".repeat(31_000) // ~748k chars
+        val caption = "Check out this screenshot\n@image:/opt/data/images/screen.png"
+
+        val multipart =
+            buildJsonArray {
+                add(
+                    buildJsonObject {
+                        put("type", "image_url")
+                        putJsonObject("image_url") {
+                            put("url", largeBase64)
+                        }
+                    },
+                )
+                add(
+                    buildJsonObject {
+                        put("type", "text")
+                        put("text", caption)
+                    },
+                )
+            }
+
+        val userRow =
+            SessionMessage(
+                id = 42,
+                role = "user",
+                content = multipart,
+            )
+
+        val mapped =
+            mapServerMessages(
+                sessionId = "session-1",
+                messages = listOf(userRow),
+                offset = 0,
+                latestPaging = true,
+                liveMessages = emptyList(),
+                mediaUrl = { path -> "https://gw.internal/download?path=$path" },
+            )
+
+        assertEquals(1, mapped.size)
+        val chatMessage = mapped.single()
+
+        // Content must preserve the caption and reference text, but contain no base64 payload
+        assertTrue(chatMessage.content.contains("Check out this screenshot"))
+        assertTrue(chatMessage.content.contains("@image:/opt/data/images/screen.png"))
+        assertFalse(chatMessage.content.contains("data:image/png;base64"))
+        assertFalse(chatMessage.content.contains("iVBORw0KGgoAAAANSUhEUgAA"))
+
+        // Attachment hydrated from @image directive
+        val attachments = chatMessage.attachments
+        assertNotNull(attachments)
+        assertEquals(1, attachments!!.size)
+
+        val att = attachments.single()
+        assertEquals("https://gw.internal/download?path=/opt/data/images/screen.png", att.uri)
+        assertEquals("screen.png", att.name)
+        assertEquals("image/png", att.mimeType)
+        assertEquals(AttachmentSource.GATEWAY, att.source)
+    }
+
+    @Test
+    fun mapServerMessages_withUserTurn_deduplicatesRepeatImagePaths() {
+        val content =
+            """
+            Examining these photos:
+            @image:/data/photos/target.jpg
+            @image:/data/photos/target.jpg
+            @image:/data/photos/target.jpg
+            @image:/data/photos/another.png
+            """.trimIndent()
+
+        val userRow =
+            SessionMessage(
+                id = 5,
+                role = "user",
+                content = JsonPrimitive(content),
+            )
+
+        val mapped =
+            mapServerMessages(
+                sessionId = "session-1",
+                messages = listOf(userRow),
+                offset = 0,
+                latestPaging = true,
+                liveMessages = emptyList(),
+                mediaUrl = { path -> "https://gw.internal$path" },
+            )
+
+        val chatMessage = mapped.single()
+        val attachments = chatMessage.attachments
+        assertNotNull(attachments)
+        assertEquals(2, attachments!!.size)
+        assertEquals("https://gw.internal/data/photos/target.jpg", attachments[0].uri)
+        assertEquals("target.jpg", attachments[0].name)
+        assertEquals("https://gw.internal/data/photos/another.png", attachments[1].uri)
+        assertEquals("another.png", attachments[1].name)
+    }
+
+    @Test
+    fun mapServerMessages_withUserTurn_whenGatewayUnavailable_preservesCaptionAndAddsNoAttachments() {
+        val caption = "Look at this error log\n@image:/var/log/screenshot.png"
+        val userRow =
+            SessionMessage(
+                id = 10,
+                role = "user",
+                content = JsonPrimitive(caption),
+            )
+
+        val mapped =
+            mapServerMessages(
+                sessionId = "session-1",
+                messages = listOf(userRow),
+                offset = 0,
+                latestPaging = true,
+                liveMessages = emptyList(),
+                mediaUrl = { null }, // Gateway unavailable
+            )
+
+        val chatMessage = mapped.single()
+        assertTrue(chatMessage.content.contains("Look at this error log"))
+        assertTrue(chatMessage.content.contains("@image:/var/log/screenshot.png"))
+        assertNull(chatMessage.attachments)
+    }
+
+    @Test
+    fun hideImageRefLines_removesOnlyPathLinesAndKeepsCaption() {
+        val content = "caption\n@image:/opt/data/images/a.jpg\nmore text @image:/inline.png"
+        assertEquals("caption\nmore text @image:/inline.png", hideImageRefLines(content))
+        assertEquals("plain", hideImageRefLines("plain"))
+    }
+}

app/src/test/java/com/m57/hermescontrol/ui/chat/components/ChatImagePasteControllerTest.kt

@@ -0,0 +1,342 @@
+package com.m57.hermescontrol.ui.chat.components
+
+import android.net.Uri
+import androidx.compose.foundation.ExperimentalFoundationApi
+import com.m57.hermescontrol.R
+import com.m57.hermescontrol.data.model.Attachment
+import com.m57.hermescontrol.ui.chat.ChatAttachmentTarget
+import com.m57.hermescontrol.ui.chat.PastedImage
+import com.m57.hermescontrol.ui.chat.PastedImageTooLargeException
+import io.mockk.mockk
+import kotlinx.coroutines.CompletableDeferred
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.awaitCancellation
+import kotlinx.coroutines.job
+import kotlinx.coroutines.joinAll
+import kotlinx.coroutines.test.runCurrent
+import kotlinx.coroutines.test.runTest
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertFalse
+import org.junit.Assert.assertTrue
+import org.junit.Rule
+import org.junit.Test
+import org.junit.rules.TemporaryFolder
+import java.io.RandomAccessFile
+
+@OptIn(ExperimentalFoundationApi::class, ExperimentalCoroutinesApi::class)
+class ChatImagePasteControllerTest {
+    @get:Rule val temp = TemporaryFolder()
+    private val target = ChatAttachmentTarget("session", 1, "http://test.local", null, null)
+
+    private fun image(name: String): PastedImage {
+        val file = temp.newFile(name).apply { writeBytes(byteArrayOf(1, 2)) }
+        return PastedImage(Attachment("content://test/$name", name, "image/png", file.length()), file)
+    }
+
+    @Test
+    fun successPublishesAnOrderedBatchOnlyAfterEveryImageIsCopied() =
+        runTest {
+            val first = image("one.png")
+            val second = image("two.png")
+            val gate = CompletableDeferred<Unit>()
+            val committed = mutableListOf<Attachment>()
+            val errors = mutableListOf<Int>()
+            var count = 0
+            val controller =
+                ChatImagePasteController(
+                    this,
+                    importImage = { _, _ ->
+                        if (count++ == 0) {
+                            first
+                        } else {
+                            gate.await()
+                            second
+                        }
+                    },
+                    captureTarget = { target },
+                    commit = { _, attachments ->
+                        committed.addAll(attachments)
+                        true
+                    },
+                    onError = errors::add,
+                )
+            assertTrue(controller.receiveImages(listOf(mockk<Uri>(), mockk<Uri>()), Any()))
+            assertTrue(controller.isReceiving)
+            runCurrent()
+            assertTrue(committed.isEmpty())
+            gate.complete(Unit)
+            coroutineContext.job.children
+                .toList()
+                .joinAll()
+            assertFalse(controller.isReceiving)
+            assertEquals(listOf(first.attachment, second.attachment), committed)
+            assertTrue(first.file.exists() && second.file.exists())
+            assertTrue(errors.isEmpty())
+        }
+
+    @Test
+    fun laterUnreadableImageRollsBackTheEntireBatch() =
+        runTest {
+            val first = image("rollback.png")
+            var count = 0
+            var commits = 0
+            val errors = mutableListOf<Int>()
+            val controller =
+                ChatImagePasteController(
+                    this,
+                    importImage = { _, _ -> if (count++ == 0) first else null },
+                    captureTarget = { target },
+                    commit = { _, _ ->
+                        commits++
+                        true
+                    },
+                    onError = errors::add,
+                )
+            controller.receiveImages(listOf(mockk<Uri>(), mockk<Uri>()), Any())
+            coroutineContext.job.children
+                .toList()
+                .joinAll()
+            assertEquals(0, commits)
+            assertFalse(first.file.exists())
+            assertEquals(listOf(R.string.chat_image_paste_failed), errors)
+            assertFalse(controller.isReceiving)
+        }
+
+    @Test
+    fun sessionChangeDuringCopyDiscardsImageWithoutTouchingTheNewChat() =
+        runTest {
+            val result = image("stale.png")
+            val gate = CompletableDeferred<Unit>()
+            var owner = target
+            var commits = 0
+            val errors = mutableListOf<Int>()
+            val controller =
+                ChatImagePasteController(
+                    this,
+                    importImage = { _, _ ->
+                        gate.await()
+                        result
+                    },
+                    captureTarget = { owner },
+                    commit = { _, _ ->
+                        commits++
+                        true
+                    },
+                    onError = errors::add,
+                )
+            controller.receiveImages(listOf(mockk<Uri>()), Any())
+            runCurrent()
+            owner = target.copy(generation = 3)
+            gate.complete(Unit)
+            coroutineContext.job.children
+                .toList()
+                .joinAll()
+            assertEquals(0, commits)
+            assertFalse(result.file.exists())
+            assertTrue(errors.isEmpty())
+        }
+
+    @Test
+    fun disposalCancelsCopyAndDeletesOnlyUncommittedFiles() =
+        runTest {
+            val first = image("cancel.png")
+            var count = 0
+            var commits = 0
+            val errors = mutableListOf<Int>()
+            val controller =
+                ChatImagePasteController(
+                    this,
+                    importImage = { _, _ -> if (count++ == 0) first else awaitCancellation() },
+                    captureTarget = { target },
+                    commit = { _, _ ->
+                        commits++
+                        true
+                    },
+                    onError = errors::add,
+                )
+            controller.receiveImages(listOf(mockk<Uri>(), mockk<Uri>()), Any())
+            runCurrent()
+            controller.close()
+            coroutineContext.job.children
+                .toList()
+                .joinAll()
+            assertFalse(first.file.exists())
+            assertEquals(0, commits)
+            assertTrue(errors.isEmpty())
+            assertFalse(controller.receiveImages(listOf(mockk<Uri>()), Any()))
+        }
+
+    @Test
+    fun unreadySessionNeverOpensTheProvider() =
+        runTest {
+            var reads = 0
+            val errors = mutableListOf<Int>()
+            val controller =
+                ChatImagePasteController(
+                    this,
+                    importImage = { _, _ ->
+                        reads++
+                        null
+                    },
+                    captureTarget = { null },
+                    commit = { _, _ -> error("Must not commit") },
+                    onError = errors::add,
+                )
+            assertTrue(controller.receiveImages(listOf(mockk<Uri>()), Any()))
+            assertEquals(0, reads)
+            assertEquals(listOf(R.string.chat_session_not_ready), errors)
+            assertFalse(controller.isReceiving)
+        }
+
+    @Test
+    fun secondPasteWhileImportingDoesNotStartAnotherBatch() =
+        runTest {
+            val result = image("busy.png")
+            val gate = CompletableDeferred<Unit>()
+            var reads = 0
+            val errors = mutableListOf<Int>()
+            val controller =
+                ChatImagePasteController(
+                    this,
+                    importImage = { _, _ ->
+                        reads++
+                        gate.await()
+                        result
+                    },
+                    captureTarget = { target },
+                    commit = { _, _ -> true },
+                    onError = errors::add,
+                )
+            controller.receiveImages(listOf(mockk<Uri>()), Any())
+            controller.receiveImages(listOf(mockk<Uri>()), Any())
+            gate.complete(Unit)
+            coroutineContext.job.children
+                .toList()
+                .joinAll()
+            assertEquals(1, reads)
+            assertEquals(listOf(R.string.chat_image_paste_busy), errors)
+        }
+
+    @Test
+    fun ninthImageRejectsBeforeOpeningAnyProvider() =
+        runTest {
+            var reads = 0
+            val errors = mutableListOf<Int>()
+            val controller =
+                ChatImagePasteController(
+                    this,
+                    importImage = { _, _ ->
+                        reads++
+                        null
+                    },
+                    captureTarget = { target },
+                    commit = { _, _ -> error("Must not commit") },
+                    onError = errors::add,
+                )
+            assertTrue(controller.receiveImages(List(9) { mockk<Uri>() }, Any()))
+            runCurrent()
+            assertEquals(0, reads)
+            assertEquals(listOf(R.string.chat_image_paste_batch_limit), errors)
+            assertFalse(controller.isReceiving)
+        }
+
+    @Test
+    fun exactBatchLimitKeepsQueuedFilesAndPassesRemainingBudget() =
+        runTest {
+            val first = image("first-large.png")
+            val second = image("second-large.png")
+            listOf(first, second).forEach {
+                RandomAccessFile(it.file, "rw").use { file ->
+                    file.setLength(10L * 1024 * 1024)
+                }
+            }
+            val caps = mutableListOf<Long>()
+            val committed = mutableListOf<Attachment>()
+            val controller =
+                ChatImagePasteController(
+                    this,
+                    importImage = { _, cap ->
+                        caps += cap
+                        if (caps.size == 1) first else second
+                    },
+                    captureTarget = { target },
+                    commit = { _, attachments ->
+                        committed.addAll(attachments)
+                        true
+                    },
+                    onError = { error("Unexpected error: $it") },
+                )
+            controller.receiveImages(List(2) { mockk<Uri>() }, Any())
+            runCurrent()
+            assertEquals(listOf(10L * 1024 * 1024, 10L * 1024 * 1024), caps)
+            assertEquals(listOf(first.attachment, second.attachment), committed)
+            assertTrue(first.file.exists() && second.file.exists())
+        }
+
+    @Test
+    fun exhaustedBudgetRejectsNextWithoutIoAndRollsBack() =
+        runTest {
+            val first = image("full-a.png")
+            val second = image("full-b.png")
+            listOf(first, second).forEach {
+                RandomAccessFile(it.file, "rw").use { file ->
+                    file.setLength(10L * 1024 * 1024)
+                }
+            }
+            var reads = 0
+            var commits = 0
+            val errors = mutableListOf<Int>()
+            val controller =
+                ChatImagePasteController(
+                    this,
+                    importImage = { _, _ -> if (++reads == 1) first else second },
+                    captureTarget = { target },
+                    commit = { _, _ ->
+                        commits++
+                        true
+                    },
+                    onError = errors::add,
+                )
+            controller.receiveImages(List(3) { mockk<Uri>() }, Any())
+            coroutineContext.job.children
+                .toList()
+                .joinAll()
+            assertEquals(2, reads)
+            assertEquals(0, commits)
+            assertFalse(first.file.exists() || second.file.exists())
+            assertEquals(listOf(R.string.chat_image_paste_batch_limit), errors)
+        }
+
+    @Test
+    fun remainingBudgetOverflowReportsBatchLimitAndCleansUp() =
+        runTest {
+            val first = image("partial-a.png")
+            val second = image("partial-b.png")
+            RandomAccessFile(first.file, "rw").use { it.setLength(10L * 1024 * 1024) }
+            RandomAccessFile(second.file, "rw").use { it.setLength(2L * 1024 * 1024) }
+            val caps = mutableListOf<Long>()
+            val errors = mutableListOf<Int>()
+            val controller =
+                ChatImagePasteController(
+                    this,
+                    importImage = { _, cap ->
+                        caps += cap
+                        when (caps.size) {
+                            1 -> first
+                            2 -> second
+                            else -> throw PastedImageTooLargeException()
+                        }
+                    },
+                    captureTarget = { target },
+                    commit = { _, _ -> error("Must not commit") },
+                    onError = errors::add,
+                )
+            controller.receiveImages(List(3) { mockk<Uri>() }, Any())
+            coroutineContext.job.children
+                .toList()
+                .joinAll()
+            assertEquals(listOf(10L * 1024 * 1024, 10L * 1024 * 1024, 8L * 1024 * 1024), caps)
+            assertFalse(first.file.exists() || second.file.exists())
+            assertEquals(listOf(R.string.chat_image_paste_batch_limit), errors)
+        }
+}

app/src/test/java/com/m57/hermescontrol/ui/chat/fullbleed/TranscriptUiStateTest.kt

@@ -10,6 +10,9 @@ import com.m57.hermescontrol.ui.chat.MessageRole
 import com.m57.hermescontrol.ui.chat.PendingSend
 import com.m57.hermescontrol.ui.chat.PendingSendState
 import com.m57.hermescontrol.ui.chat.StreamingState
+import com.m57.hermescontrol.ui.chat.VaultCodePromptUi
+import com.m57.hermescontrol.ui.chat.VaultSaveLoginPromptUi
+import com.m57.hermescontrol.ui.chat.VaultUnlockPromptUi
 import org.junit.Assert.assertEquals
 import org.junit.Assert.assertFalse
 import org.junit.Assert.assertNull
@@ -22,6 +25,54 @@ class TranscriptUiStateTest {
     private val historical = ChatMessage(id = "historical", role = MessageRole.USER, content = "older")
     private val clarify = ClarifyUi(text = "choose")
 
+    @Test
+    fun emptyStateDoesNotHideOtherRenderableTailContent() {
+        val empty = TranscriptUiState.resolve(ChatUiState(), ChatTimelineState(), StreamingState(), null, null)
+        assertTrue(shouldShowChatEmptyState(empty, hasReplyError = false))
+        val visibleStates =
+            listOf(
+                empty.copy(vaultUnlockPrompt = VaultUnlockPromptUi("unlock", "session")),
+                empty.copy(vaultSaveLoginPrompt = VaultSaveLoginPromptUi("save", "session")),
+                empty.copy(vaultCodePrompt = VaultCodePromptUi("code", "session")),
+                empty.copy(isCompressing = true),
+                empty.copy(compressionStatus = "Compressing"),
+                empty.copy(streamingState = StreamingState(streamingMessage = live)),
+                empty.copy(isAgentTyping = true),
+                empty.copy(isLoading = true),
+                empty.copy(messages = listOf(live)),
+            )
+        visibleStates.forEach { assertFalse(shouldShowChatEmptyState(it, hasReplyError = false)) }
+        assertFalse(shouldShowChatEmptyState(empty, hasReplyError = true))
+    }
+
+    @Test
+    fun `clarify on empty live transcript uses list rather than empty state`() {
+        val transcript =
+            TranscriptUiState.resolve(
+                ChatUiState(currentSessionId = "session", clarifyRequest = clarify),
+                ChatTimelineState(),
+                StreamingState(),
+                null,
+                null,
+            )
+        assertSame(clarify, transcript.clarifyRequest)
+        assertFalse(shouldShowChatEmptyState(transcript, hasReplyError = false))
+    }
+
+    @Test
+    fun `empty historical snapshot remains empty without displaying live clarify`() {
+        val transcript =
+            TranscriptUiState.resolve(
+                ChatUiState(currentSessionId = "session", clarifyRequest = clarify),
+                ChatTimelineState(historyMessages = emptyList()),
+                StreamingState(),
+                null,
+                null,
+            )
+        assertNull(transcript.clarifyRequest)
+        assertTrue(shouldShowChatEmptyState(transcript, hasReplyError = false))
+    }
+
     @Test
     fun acceptedLivePromptKeepsItsTextAndImageUntilHistoryConfirmsIt() {
         val image = Attachment("file:///private/photo", "photo.png", "image/png", 3)