Add the jupyterhub-configurator service

tljh/schemas/tljh_configurator.py

@@ -0,0 +1,27 @@
+from jupyterhub_configurator.hooks import hookimpl
+
+@hookimpl
+def jupyterhub_configurator_fields():
+    return {
+        "schema.default_interface": {
+            "type": "string",
+            "traitlet": "Spawner.default_url",
+            "title": "Default User Interface",
+            "enum": ["/tree", "/lab", "/nteract"],
+            "default": "/tree",
+            "enumMetadata": {
+                "/tree": {
+                    "title": "Classic Notebook",
+                    "description": "The original single-document interface for creating Jupyter Notebooks.",
+                },
+                "/lab": {
+                    "title": "JupyterLab",
+                    "description": "A Powerful next generation notebook interface",
+                },
+                "/nteract": {
+                    "title": "Nteract",
+                    "description": "Nteract notebook interface",
+                },
+            },
+        }
+    }