prefetch more data for team view

shiftregister/team/views.py

@@ -43,6 +43,7 @@ def shift_overview(request):
     context = {}
     context["running_shifts"] = (
         Shift.with_reg_count()
+        .prefetch_related("event__calendar")
         .annotate(
             checkin_count=Count(
                 Case(
@@ -63,6 +64,7 @@ def shift_overview(request):
 
     context["next_shifts"] = (
         Shift.with_reg_count()
+        .prefetch_related("event__calendar")
         .annotate(checkin_count=checkin_count)
         .filter(
             start_at__gt=timezone.now(),
@@ -77,6 +79,7 @@ def shift_overview(request):
         lambda x: x is not None,
         (
             Shift.with_reg_count()
+            .prefetch_related("event__calendar")
             .filter(room=room, start_at__gt=timezone.now(), deleted=False)
             .order_by("start_at")
             .first()