A few comments:<p>1. I'm usually down on dark-mode but this looks clean as hell
2. The JupyterHub integration looks nice! It was mentioned in the article it was the "tip of the iceberg" I'm wondering how hard it would be to integrate with a tool like Observable.<p>Observable: <a href="https://observablehq.com/" rel="nofollow">https://observablehq.com/</a>