Merge pull request #1286 from python-discord/jb3/filterlist-perf-impr…

…ovements

Prefetch the filter_list field in the FilterListSerializer

pydis_site/apps/api/serializers.py

@@ -434,7 +434,7 @@ def to_representation(self, instance: FilterList) -> dict:
         schema = {name: getattr(instance, name) for name in BASE_FILTERLIST_FIELDS}
         schema['filters'] = [
             FilterSerializer(many=False).to_representation(instance=item)
-            for item in Filter.objects.filter(filter_list=instance.id)
+            for item in Filter.objects.filter(filter_list=instance.id).prefetch_related('filter_list')
         ]
 
         settings = {name: getattr(instance, name) for name in BASE_SETTINGS_FIELDS}