### 1. __History Retention Configuration__
- __config.toml__: Added `[HISTORY]` section with `RETENTION_DAYS = 30` setting
- __Backend Integration__: Updated configuration handling to support history retention
- __API Endpoints__: Modified `/api/config` to read/write history retention settings
### 2. __User Interface__
- __Settings Page__: Added "History Settings" section with number input for retention days
- __Real-time Updates__: Settings are saved to config.toml when changed
- __Clear Documentation__: Explains that retention only applies when incognito mode is off
### 3. __Automatic History Cleanup__
- __Background Processing__: Cleanup runs automatically when new chats are created (non-incognito mode)
- __Smart Logic__: Only deletes chats older than configured retention period
- __Complete Cleanup__: Removes both chat records and associated messages
- __Performance Optimized__: Non-blocking background execution
### 4. __Manual Cleanup API__
- __Endpoint__: `POST /api/cleanup-history` for manual cleanup triggers
- __Utility Functions__: Reusable cleanup logic in dedicated utility file
### 5. __Docker Rebuild__
- __Container Rebuild__: Successfully rebuilt the Docker containers with new features
- __Configuration Persistence__: config.toml changes are preserved in Docker volume
- __Application Ready__: The application should now be accessible at [](http://localhost:3000)<http://localhost:3000>
## Key Features:
1. __Incognito Mode Integration__: History retention only applies when incognito mode is OFF
2. __Flexible Configuration__: 0 = keep forever, any positive number = days to retain
3. __Automatic Cleanup__: Runs in background when creating new chats
4. __Manual Control__: API endpoint for manual cleanup triggers
5. __Database Integrity__: Properly removes both chats and associated messages
## Testing the Feature:
1. __Access the Application__: Open [](http://localhost:3000)<http://localhost:3000> in your browser
2. __Configure Settings__: Go to Settings → History Settings → Set retention days
3. __Test Incognito Mode__: Toggle incognito mode on/off to see different behaviors
4. __Create Test Chats__: Create chats in both modes to verify functionality
5. __Manual Cleanup__: Use the `/api/cleanup-history` endpoint to test manual cleanup
