back menu filter by establishment

apps/establishment/views/back.py

@@ -1,6 +1,7 @@
 """Establishment app views."""
 from django.http import Http404, HttpResponse
 from django.shortcuts import get_object_or_404
+from django_filters.rest_framework import DjangoFilterBackend
 from rest_framework import generics, permissions, status
 
 from establishment import filters, models, serializers
@@ -75,6 +76,11 @@ class MenuListCreateView(generics.ListCreateAPIView):
     serializer_class = serializers.MenuSerializers
     queryset = models.Menu.objects.all()
     permission_classes = [IsWineryReviewer | IsEstablishmentManager]
+    filter_backends = (DjangoFilterBackend,)
+    filterset_fields = (
+        'establishment',
+        'establishment__slug',
+    )
 
 
 class MenuRUDView(generics.RetrieveUpdateDestroyAPIView):