We can create a parallel cumin1003 VM on Bookworm, test/adapt everything, then reimage cumin2002 and finally decom cumin1002.
- Create cumin1003
- Upgrade cuminunpriv1001
- Upgrade cumin2002
- Migrate pwstore repository to cumin1003
- Migrate backups to cumin1003
- Copy old cookbook/spicerack logs
- Decom cumin1002