fix(#66): enable room schema export and configure release migration safe-guards (#177)

app/schemas/com.m57.hermescontrol.data.local.HermesDatabase/1.json

@@ -0,0 +1,71 @@
+{
+  "formatVersion": 1,
+  "database": {
+    "version": 1,
+    "identityHash": "80650cb2405e04876925851f326bda5c",
+    "entities": [
+      {
+        "tableName": "chat_messages",
+        "createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`id` TEXT NOT NULL, `session_id` TEXT NOT NULL, `role` TEXT NOT NULL, `content` TEXT NOT NULL, `timestamp` INTEGER NOT NULL, `tool_name` TEXT, `tool_status` TEXT, `is_streaming` INTEGER NOT NULL, PRIMARY KEY(`id`))",
+        "fields": [
+          {
+            "fieldPath": "id",
+            "columnName": "id",
+            "affinity": "TEXT",
+            "notNull": true
+          },
+          {
+            "fieldPath": "sessionId",
+            "columnName": "session_id",
+            "affinity": "TEXT",
+            "notNull": true
+          },
+          {
+            "fieldPath": "role",
+            "columnName": "role",
+            "affinity": "TEXT",
+            "notNull": true
+          },
+          {
+            "fieldPath": "content",
+            "columnName": "content",
+            "affinity": "TEXT",
+            "notNull": true
+          },
+          {
+            "fieldPath": "timestamp",
+            "columnName": "timestamp",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "toolName",
+            "columnName": "tool_name",
+            "affinity": "TEXT"
+          },
+          {
+            "fieldPath": "toolStatus",
+            "columnName": "tool_status",
+            "affinity": "TEXT"
+          },
+          {
+            "fieldPath": "isStreaming",
+            "columnName": "is_streaming",
+            "affinity": "INTEGER",
+            "notNull": true
+          }
+        ],
+        "primaryKey": {
+          "autoGenerate": false,
+          "columnNames": [
+            "id"
+          ]
+        }
+      }
+    ],
+    "setupQueries": [
+      "CREATE TABLE IF NOT EXISTS room_master_table (id INTEGER PRIMARY KEY,identity_hash TEXT)",
+      "INSERT OR REPLACE INTO room_master_table (id,identity_hash) VALUES(42, '80650cb2405e04876925851f326bda5c')"
+    ]
+  }
+}

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

@@ -4,11 +4,12 @@ import android.content.Context
 import androidx.room.Database
 import androidx.room.Room
 import androidx.room.RoomDatabase
+import com.m57.hermescontrol.BuildConfig
 
 @Database(
     entities = [ChatMessageEntity::class],
     version = 1,
-    exportSchema = false,
+    exportSchema = true,
 )
 abstract class HermesDatabase : RoomDatabase() {
     abstract fun chatMessageDao(): ChatMessageDao
@@ -24,7 +25,11 @@ abstract class HermesDatabase : RoomDatabase() {
                         context.applicationContext,
                         HermesDatabase::class.java,
                         "hermes_control.db",
-                    ).fallbackToDestructiveMigration(false)
+                    ).apply {
+                        if (BuildConfig.DEBUG) {
+                            fallbackToDestructiveMigration(false)
+                        }
+                    }
                     .build()
                     .also { instance = it }
             }