Fix/websock schmea (OasisLMF#914)

* Fix queue-status schema

* Wrap disable ws http requests in env option

src/server/oasisapi/asgi.py

@@ -13,5 +13,6 @@
 application = get_default_application()
 
 # ONLY run the websocket from here (add safeguard to remove HTTP router)
-if 'http' in application.application_mapping:
-    del application.application_mapping['http']
+if os.getenv('OASIS_DISABLE_HTTP', default=True):
+    if 'http' in application.application_mapping:
+        del application.application_mapping['http']

src/server/oasisapi/queues/serializers.py

@@ -14,7 +14,7 @@ class QueueSerializer(serializers.Serializer):
     running_count = serializers.IntegerField()
     models = serializers.SerializerMethodField()
 
-    @swagger_serializer_method(serializer_or_field=AnalysisModelSerializer)
+    @swagger_serializer_method(serializer_or_field=AnalysisModelSerializer(many=True))
     def get_models(self, instance, *args, **kwargs):
         models = [m for m in AnalysisModel.objects.all() if str(m) == instance['name']]
         return AnalysisModelSerializer(instance=models, many=True).data
@@ -55,6 +55,6 @@ class WebsocketSerializer(serializers.Serializer):
     status = serializers.CharField()
     content = serializers.SerializerMethodField()
 
-    @swagger_serializer_method(serializer_or_field=WebsocketContentSerializer)
+    @swagger_serializer_method(serializer_or_field=WebsocketContentSerializer(many=True))
     def get_content(self, instance, *args, **kwargs):
         pass

src/server/oasisapi/queues/viewsets.py

@@ -19,7 +19,7 @@ def list(self, request, *args, **kwargs):
 
 
 class WebsocketViewSet(viewsets.ViewSet):
-    @swagger_auto_schema(responses={200: WebsocketSerializer(many=True, read_only=True)})
+    @swagger_auto_schema(responses={200: WebsocketSerializer(many=False, read_only=True)})
     def list(self, request, *args, **kwargs):
         """
         This endpoint documents the schema for the WebSocket used for async status updates at