App dies if user attempts to create a notebook before the works are ready

[ethanwharris]

🐛 Bug

Adding a notebook through the UI will cause an error if the works aren't ready yet. We should probably have a spinner / countdown in the app which waits for the works to become ready before letting you in

[stale[bot]]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.