feat(shows): add uploaded show images

backend/shows/serializers.py

@@ -1,7 +1,15 @@
 from rest_framework import serializers
 
 
-class PublicShowListSerializer(serializers.Serializer):
+class PublicShowImageMixin(serializers.Serializer):
+    image_url = serializers.SerializerMethodField()
+
+    def get_image_url(self, obj):
+        request = self.context.get("request")
+        return obj.image_url(request=request)
+
+
+class PublicShowListSerializer(PublicShowImageMixin, serializers.Serializer):
     id = serializers.IntegerField()
     title = serializers.CharField()
     slug = serializers.SlugField()
@@ -18,7 +26,7 @@ class PublicVenueDetailSerializer(PublicVenueSummarySerializer):
     address = serializers.CharField()
 
 
-class PublicShowSummarySerializer(serializers.Serializer):
+class PublicShowSummarySerializer(PublicShowImageMixin, serializers.Serializer):
     title = serializers.CharField()
     slug = serializers.SlugField()
     summary = serializers.CharField()