feat: Enhance collection sharing and location management features

- Implemented unsharing functionality in CollectionViewSet, including removal of user-owned locations from collections.
- Refactored ContentImageViewSet to support multiple content types and improved permission checks for image uploads.
- Added user ownership checks in LocationViewSet for delete operations.
- Enhanced collection management in the frontend to display both owned and shared collections separately.
- Updated Immich integration to handle access control based on location visibility and user permissions.
- Improved UI components to show creator information and manage collection links more effectively.
- Added loading states and error handling in collection fetching logic.

backend/server/adventures/managers.py

@@ -9,7 +9,7 @@ class LocationManager(models.Manager):
             query |= Q(user=user)
 
         if include_shared:
-            query |= Q(collections__shared_with=user)
+            query |= Q(collections__shared_with=user) | Q(collections__user=user)
 
         if include_public:
             query |= Q(is_public=True)