feat: Enhance hook management and session handling

- Update hook model to include last_triggered_at field.
- Modify API endpoints to support updating hooks with new fields.
- Implement session management UI improvements with toggle functionality.
- Add new JavaScript functions for better session detail visibility.
- Refactor hook storage logic to handle last triggered timestamps.
- Introduce new favicon and logo for branding.
- Update styles for improved layout and user experience.
- Enhance tests to cover new functionality and ensure reliability.

data/hooks.json

@@ -3,12 +3,21 @@
     "hook_id": "anmich",
     "chat_id": "@troogs",
     "message": "Test an mich",
-    "created_at": "2025-10-07T09:47:50+00:00"
+    "created_at": "2025-10-07T09:47:50+00:00",
+    "last_triggered_at": "2025-10-07T11:31:26+00:00"
   },
   {
     "hook_id": "yszramzb",
-    "chat_id": "@Veleda_B",
-    "message": ":*",
-    "created_at": "2025-10-07T09:48:11+00:00"
+    "chat_id": "@TroogS",
+    "message": ":*\n*FETT!* nichtfett **Kursiiiieeev**",
+    "created_at": "2025-10-07T09:48:11+00:00",
+    "last_triggered_at": "2025-10-07T11:34:41+00:00"
+  },
+  {
+    "hook_id": "i10ofwya",
+    "chat_id": "asd",
+    "message": "asd",
+    "created_at": "2025-10-07T11:17:18+00:00",
+    "last_triggered_at": null
   }
 ]