core: minor query optimization

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

authentik/core/api/applications.py

@@ -67,7 +67,7 @@ class ApplicationSerializer(ModelSerializer):
 class ApplicationViewSet(UsedByMixin, ModelViewSet):
     """Application Viewset"""
 
-    queryset = Application.objects.all()
+    queryset = Application.objects.all().prefetch_related("provider")
     serializer_class = ApplicationSerializer
     search_fields = [
         "name",

authentik/core/api/groups.py

@@ -81,7 +81,7 @@ class GroupFilter(FilterSet):
 class GroupViewSet(UsedByMixin, ModelViewSet):
     """Group Viewset"""
 
-    queryset = Group.objects.all()
+    queryset = Group.objects.all().select_related("parent").prefetch_related("users")
     serializer_class = GroupSerializer
     search_fields = ["name", "is_superuser"]
     filterset_class = GroupFilter