Four buckets (data/nextcloud/seafile/instances), instances leg via incus file mount (no plugin architecture in restic/rustic — mount the source instead of forking the tool), nightly driver spec, parallel plakar comparison week, plakar retirement plan (kloset kept for PlakarKorp/plakar#2338 debugging), interim ks2 replica push until the FTTH/nuc leg. Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>