- Enable mounting borrowed USB disk (exFAT) persistently at `/external`.
- Migrate MariaDB datadir to `/external/mariadb` with bind mount at `/srv/mariadb/mariadb`.
- Add migration marker and rollback support to prevent accidental remigration.
- Include Ansible tasks for external storage setup and migration validation.
- Added tasks and playbooks for K3s datastore export/import using MariaDB Tools role, with associated tests and defaults.
- Enhanced iSCSI role to support mkfs-once logic and safer re-initialization of block storage.
- Migrated iSCSI-backed Rancher data from retropie to merlin.prole.org.
- Updated k3s roles/playbooks to relax Rancher storage preflight checks, supporting PARTUUID-based mounts.
- Adjusted Samba AD NetBIOS name derivation to use uppercase short hostname by default.
- Incremented prole DB version to 104, updated generated prole.cfg, inventory, and recovery manifest templates.