feat: enhance time synchronization and Jitsi configuration handling

- Implemented a comprehensive time synchronization mechanism that applies GMT offsets based on user configuration, ensuring accurate timestamps across the application.
- Updated the Jitsi configuration to include SSH settings, allowing for better integration with Docker setups.
- Refactored the backend queries and mutations to handle the new SSH configuration fields, ensuring secure and flexible server management.
- Enhanced error handling and logging for time synchronization processes, providing clearer feedback for users and developers.

packages/backend/package.json

@@ -25,8 +25,10 @@
     "@convex-dev/better-auth": "^0.9.7",
     "@convex-dev/rate-limiter": "^0.3.0",
     "@dicebear/avataaars": "^9.2.4",
+    "@types/ssh2": "^1.15.5",
     "better-auth": "catalog:",
     "convex": "catalog:",
-    "nodemailer": "^7.0.10"
+    "nodemailer": "^7.0.10",
+    "ssh2": "^1.17.0"
   }
 }