chore: remove debug logging and disable debug mode for production

- Removed temporary console logs used for debugging
- Disabled DEBUG_MODE flag
- Updated configuration to run in production mode
- Cleaned up leftover debug utilities to reduce noise in console

src/scripts/fa-check.js

@@ -28,9 +28,6 @@ document.addEventListener('DOMContentLoaded', function () {
       return false;
     }
 
-    if (window.DEBUG_MODE) {
-      console.log('Font Awesome loaded successfully');
-    }
     return true;
   }