- Added a new script entry point `astrbot-sdk` in `pyproject.toml`.
- Introduced `has_waiter` method in `SessionWaiterManager` to check for existing waiters.
- Updated `cli.py` to improve error handling and added context to error messages.
- Implemented local development support in `cli.py` with a new `dev` command for running plugins against a mock core.
- Created a new testing module `astrbot_sdk.testing` with utilities for local development and plugin testing.
- Added comprehensive tests for the new testing module and CLI commands.
- Improved compatibility and error messaging for plugin loading failures.
- Moved legacy LLM and tool compatibility logic from `_legacy_api.py` to a new module `_legacy_llm.py` for better organization and separation of concerns.
- Updated `_legacy_api.py` to import necessary components from `_legacy_llm.py`, removing redundant code.
- Enhanced database client functionality by adding support for batch read/write operations and change event subscriptions.
- Improved documentation in the database client and capability router to reflect new features.
- Refined environment management process in the loader to better handle plugin grouping and virtual environment management.
- Updated `import_string` to evict conflicting cached top-level plugin packages, ensuring proper isolation of plugins with the same package names.
- Preserved the order of legacy handler declarations in `_iter_discoverable_names` to maintain expected behavior for legacy plugins.
- Added tests to verify the isolation of top-level packages and the preservation of handler declaration order.
- Improved module cleanup in tests to prevent conflicts between plugins.
- 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.
