fix(#102): add EmptyState views for successful empty responses across data screens (#179)

app/src/main/java/com/m57/hermescontrol/ui/toolsets/ToolsetsScreen.kt

@@ -36,6 +36,7 @@ import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.unit.dp
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import androidx.lifecycle.viewmodel.compose.viewModel
+import com.m57.hermescontrol.ui.common.EmptyState
 import com.m57.hermescontrol.ui.common.ErrorState
 import com.m57.hermescontrol.ui.common.HermesScaffold
 import com.m57.hermescontrol.ui.common.LoadingState
@@ -80,6 +81,16 @@ fun ToolsetsScreen(
                 )
             }
 
+            state.toolsets.isEmpty() -> {
+                EmptyState(
+                    title = "No toolsets reported",
+                    subtitle = "Verify configuration or retry",
+                    onAction = { viewModel.loadToolsets() },
+                    actionLabel = "Refresh",
+                    modifier = Modifier.padding(paddingValues),
+                )
+            }
+
             else -> {
                 Box(Modifier.fillMaxSize()) {
                     if (state.isLoading && state.toolsets.isEmpty()) {