=== which apps have a Tier-2 (secondary) copy? ===
  root: /mnt/felhom-drives/hdd_1/backups/secondary
    bookstack
    docmost
    kimai
    opengist
    privatebin
  root: /mnt/sys_drive/felhom-data/backups/secondary
    calibre-web
    paperless-ngx
    romm

=== opengist primary + secondary contents ===
  /mnt/sys_drive/felhom-data/backups/primary/opengist
          1750 compose/.felhom.yml
           287 compose/app.yaml
          1260 compose/docker-compose.yml
          1119 manifest.json
        181248 volume-dumps/opengist_opengist_data.tar
  /mnt/felhom-drives/hdd_1/backups/secondary/opengist
             1 .felhom-tier2-layout
          1750 recovery-unit/compose/.felhom.yml
           287 recovery-unit/compose/app.yaml
          1260 recovery-unit/compose/docker-compose.yml
          1119 recovery-unit/manifest.json
        181248 recovery-unit/volume-dumps/opengist_opengist_data.tar
