- Introduced LoadedCapability class to manage plugin capabilities.
- Updated load_plugin function to discover and load capabilities alongside handlers.
- Enhanced Peer class to handle remote provided capabilities during initialization.
- Added tests for capability registration and invocation in legacy plugins.
- Improved MessageChain and message component handling in legacy plugins.
- Added comprehensive tests for legacy plugin integration and compatibility.
- Updated protocol messages to include provided capabilities in initialization.
- Enhanced top-level module imports to include capability-related functions.
- Added integration tests for the runtime module covering subprocess lifecycle, concurrency, and real-world scenarios in `test_runtime_integration.py`.
- Updated existing test files to include a blank line after module docstrings for consistency.
- Enhanced `test_protocol_legacy_adapter.py` with additional assertions for message output.
- Modified `test_transport.py` to use concrete transport implementations for abstract method tests.
- Improved test cases for handling timeouts and remote handler tracking in `test_timeout_handling.py` and `test_peer_remote_handlers.py`.
- Created `test_protocol_messages.py` to cover tests for protocol message models including ErrorPayload, PeerInfo, InitializeMessage, ResultMessage, InvokeMessage, EventMessage, CancelMessage, and the parse_message function.
- Implemented validation tests to ensure required fields and serialization behavior.
- Added `test_transport.py` to test the Transport base class and its implementations: StdioTransport and WebSocketTransport.
- Included tests for lifecycle methods, message handling, and error conditions in transport classes.
