v1.6.1

What's New

Chat API & Direct Messaging

• Add Chat API endpoints: /api/chat/, /api/chat/{roomId}/messages, /api/chat/{roomId}/files
• Add DM API endpoints: /api/dm/conversations, /api/dm/{callsign}/messages, /api/dm/sync/{callsign}
• Add Devices API endpoint: /api/devices (debug mode)
• Add debug actions: send_dm, sync_dm for direct messaging

Command Line Improvements

• Add --http-api and --debug-api command line flags
• Fix CLI argument parsing for Flutter desktop apps
• Add CLI mode HTTP API support

Testing

• Add two-instance test script for device-to-device messaging
• Add chat API test suite

Documentation

• Update API documentation with new endpoints
• Add format specification docs for all app types (chat, blog, forum, events, etc.)