- Added support for the Gorilla WebSocket library to improve WebSocket handling in Mihomo. - Refactored the WebSocket upgrade detection logic to utilize `websocket.IsWebSocketUpgrade`, enhancing reliability. - Updated the `NewMihomoForward` function to streamline request handling and improve path normalization. - Introduced new test cases for WebSocket tunnel scenarios, ensuring comprehensive coverage for traffic and memory endpoints. - Improved error handling and connection management for WebSocket upgrades, ensuring robust communication.