feat: Add user deletion capability for admins, add WhiteNoise for Django admin static assets, and configure CSRF_TRUSTED_ORIGINS for production reverse proxies

backend/apps/users/views.py

@@ -69,6 +69,17 @@ class AdminUserViewSet(viewsets.ModelViewSet):
     serializer_class = AdminUserSerializer
     permission_classes = [permissions.IsAdminUser]
 
+    def destroy(self, request, *args, **kwargs):
+        user_to_delete = self.get_object()
+        if user_to_delete.id == request.user.id:
+            return Response(
+                {'error': 'Du kannst dein eigenes Admin-Konto nicht selbst löschen.'},
+                status=status.HTTP_400_BAD_REQUEST
+            )
+        name = user_to_delete.get_display_name()
+        user_to_delete.delete()
+        return Response({'message': f'Benutzer "{name}" wurde erfolgreich gelöscht.'})
+
 class RegisterView(views.APIView):
     permission_classes = [permissions.AllowAny]