BootPrep 2.0: Making Snapper Rollbacks Bootable on Debian and Arch

On many Debian- and Arch-based distributions, Snapper can create rollback snapshots, but the system does not provide openSUSE-style integration to prepare the rollback result as the next writable root. Their common nested Btrfs snapshot layouts require additional boot preparation that Snapper alone does not perform. BootPrep fills that gap. It...