Support jupyter-server v2

Author: davidbrochart

.github/workflows/build.yml

@@ -20,7 +20,7 @@ jobs:
       uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
 
     - name: Install dependencies
-      run: python -m pip install jupyterlab~=3.0 jupyter-server==1.23.3
+      run: python -m pip install jupyterlab~=3.0
 
     - name: Install the extension
       run: |

setup.cfg

@@ -49,7 +49,7 @@ include_package_data = True
 packages = find:
 python_requires = >=3.6
 install_requires =
-	jupyter_server~=1.0
+	jupyter_server>=1.0
     prometheus_client
     psutil~=5.6