- Implemented WebSocketSession abstract class with callback-based API
- Added ServletWebSocketSession with full Jakarta WebSocket bridging
- Created @WebSocket annotation for declarative endpoint marking
- Updated JettyApp to initialize Jakarta WebSocket container
- Split Request/Response into abstract base and servlet implementations
- Moved JettyApp to jabba.servlet package
- Moved annotations to jabba.decor package
- Added comprehensive WebSocket test suite (5 tests, all passing)
- Updated README.md with WebSocket documentation and examples
- All 31 tests passing (async, sync, security, websocket, database)
- Fixed spelling errors in README.md
