- Improved database connection management by ensuring `close_old_connections()` is called in various methods to prevent connection leaks.
- Updated event dispatching to run asynchronously in gevent, preventing blocking during live-proxy and streaming paths.
- Added calls to `close_old_connections()` in `run_action()` and `stop_plugin()` methods to prevent connection leaks after plugin execution.
- Updated documentation to clarify connection handling for plugins, emphasizing the importance of cleanup in long-running tasks and event hooks.
