Resolution of issues related to API key generation and Knox

Fixed problems in the generation of API keys with Knox.

Watcher/Watcher/accounts/api.py

@@ -19,7 +19,7 @@ def post(self, request, *args, **kwargs):
         raw_key, _ = generate_api_key(user)
         return Response({
             "user": UserSerializer(user, context=self.get_serializer_context()).data,
-            "token": AuthToken.objects.create(user)[1]
+            "token": raw_key
         })