1) tests/jupyterlab_new_launcher.spec.ts:9:5 › should emit an activation console message ───────── Error: expect(received).toHaveLength(expected) Expected length: 1 Received length: 0 Received array: [] 20 | s => s === 'JupyterLab extension jupyterlab-new-launcher is activated!' 21 | ) > 22 | ).toHaveLength(1); | ^ 23 | }); 24 | at /home/runner/work/jupyterlab-new-launcher/jupyterlab-new-launcher/ui-tests/tests/jupyterlab_new_launcher.spec.ts:22:5

Process completed with exit code 1.

Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/setup-python@v4, actions/cache@v3, actions/setup-node@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.