add jupyter_server as build dependency

Author: echarles

nbclassic/static/base/js/namespace.js

@@ -73,7 +73,7 @@ define(function(){
     // tree
     jglobal('SessionList','tree/js/sessionlist');
 
-    Jupyter.version = "0.4.8";
+    Jupyter.version = "0.5.0.dev0";
     Jupyter._target = '_blank';
 
     return Jupyter;

pyproject.toml

@@ -1,5 +1,9 @@
 [build-system]
-requires = ["jupyter_packaging~=0.9,<2", "babel"]
+requires = [
+  "jupyter_packaging~=0.9,<2",
+  "jupyter_server>=1.17.0",
+  "babel"
+]
 build-backend = "jupyter_packaging.build_api"
 
 [tool.check-manifest]

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = nbclassic
-version = attr: nbclassic.__version__.__version__
+version = attr: nbclassic.__version__
 description = Jupyter Notebook as a Jupyter Server extension.
 long_description = file: README.md
 long_description_content_type = text/markdown