Add RLUtils class for managing RL/AI dashboard endpoints

- Implemented methods for fetching AI stats, training history, and recent experiences.
- Added functionality to set operation mode (MANUAL, AUTO, AI) with appropriate handling.
- Included helper methods for querying the database and sending JSON responses.
- Integrated model metadata extraction for visualization purposes.

web/manifest.json

@@ -2,7 +2,7 @@
     "name": "Bjorn Cyberviking",
     "short_name": "Bjorn",
     "description": "Bjorn Cyberviking",
-    "start_url": "/index.html",
+    "start_url": "/",
     "display": "standalone", 
     "background_color": "#333",
     "theme_color": "#333",
@@ -54,4 +54,4 @@
       }
     ]
   }
-  
+