Add menu (#631)

* add menu

* Added library versions to config

and tests

* add template version number

server/app/rest_api/rest.py

@@ -65,6 +65,11 @@ class ConfigAPI(Resource):
                 "parameters": {
                     "max_category_items": current_app.data.max_category_items
                 },
+                "library_versions": {
+                    "scanpy": pkg_resources.get_distribution("scanpy").version,
+                    "cellxgene": pkg_resources.get_distribution("cellxgene").version,
+                    "anndata": pkg_resources.get_distribution("cellxgene").version
+                }
             }
         }
         return make_response(jsonify(config), HTTPStatus.OK)

server/test/test_api.py

@@ -54,6 +54,7 @@ class EndPoints(unittest.TestCase):
         self.assertEqual(result.status_code, HTTPStatus.OK)
         self.assertEqual(result.headers["Content-Type"], "application/json")
         result_data = result.json()
+        self.assertIn("library_versions", result_data["config"])
         self.assertEqual(result_data["config"]["displayNames"]["dataset"], "pbmc3k")
         self.assertEqual(len(result_data["config"]["features"]), 4)