feat: Allow event owners to delete their own events and admins to delete any event with UI action buttons and confirmation dialog

backend/apps/events/views.py

@@ -29,6 +29,12 @@ class IsAdminOrEventCreator(permissions.BasePermission):
     def has_object_permission(self, request, view, obj):
         if request.method in permissions.SAFE_METHODS:
             return True
+        if not request.user or not request.user.is_authenticated:
+            return False
+        if request.user.is_admin_user or request.user.is_staff or request.user.is_superuser:
+            return True
+        if request.method == 'DELETE':
+            return obj.created_by == request.user
         return obj.is_user_manager_or_admin(request.user)
 
 class IsTaskAreaOwnerOrAdmin(permissions.BasePermission):