### What needs to get done As a follow up to https://github.com/canonical/snapcraft/issues/5754 When validating the project model, error if an override script uses the `snapcraftctl` command, linking the user to a migration doc at https://documentation.ubuntu.com/snapcraft/stable/how-to/change-bases/change-from-core20-to-core22/ ### Why it needs to get done Better UX for the removal of snapcraftctl