- 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.
- Added Peer class for managing peer-to-peer communication, including initialization, invocation, and cancellation of requests.
- Introduced Transport abstract base class with StdioTransport and WebSocketTransport implementations for message handling.
- Created Star class for error handling in event-driven architecture.
- Developed MemoryTransport for testing purposes, allowing in-memory communication between peers.
- Implemented unit tests for Peer functionality, protocol message parsing, and runtime integration with plugins.
- Established entry point tests to ensure package import and command-line interface functionality.