Refactor ActivityCard UI and improve voting functionality

- Updated ActivityCard layout for better visual consistency and responsiveness.
- Simplified the category badge and adjusted styles for better readability.
- Enhanced the voting section with a progress bar and improved button designs.
- Added a new method in Activity model to check if all trip participants approved an activity.
- Improved error handling and validation in ActivityRepository for voting and fetching activities.
- Implemented pagination in ActivityPlacesService for activity searches.
- Removed outdated scripts for cleaning up duplicate images.

lib/blocs/activity/activity_event.dart

@@ -24,15 +24,23 @@ class SearchActivities extends ActivityEvent {
   final String tripId;
   final String destination;
   final ActivityCategory? category;
+  final int? maxResults;
+  final int? offset;
+  final bool reset;
+  final bool appendToExisting;
 
   const SearchActivities({
     required this.tripId,
     required this.destination,
     this.category,
+    this.maxResults,
+    this.offset,
+    this.reset = false,
+    this.appendToExisting = false,
   });
 
   @override
-  List<Object?> get props => [tripId, destination, category];
+  List<Object?> get props => [tripId, destination, category, maxResults, offset, reset, appendToExisting];
 }
 
 /// Event to search activities by text query