All the workflows should be passing again for now.
Switch from PyPDF2 to pypdf,
Upgrade flower
Remove py
Split the pip-install-and-tests workflow into separate ones
Add a new workflow to check for missing migrations
Add some missing migrations and fix PHQ-8 and Mini-ACE migrations to workaround https://github.com/sqlalchemy/alembic/issues/326. I think it's OK to modify the original migration file here because these haven't yet appeared in a release.
All the workflows should be passing again for now.