R3D347HR4Y a2e17c5b6c Enhance WebSocket hub with authentication and event handling improvements ... - Updated the WebSocket hub to replace the insecure `user_id` query parameter with an authentication token for secure connections. - Introduced typed events for mail operations (created, updated, deleted) to streamline event handling. - Implemented heartbeat functionality (ping/pong) to maintain connection health. - Enhanced client reconnection logic and delta replay for improved user experience. - Added limits on connections per user/session to prevent abuse and ensure stability.		2026-05-22 18:09:02 +02:00
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main.go	Enhance WebSocket hub with authentication and event handling improvements	2026-05-22 18:09:02 +02:00