### CI fix red-proof: the previous ISO date form, BusyBox-only PATH (the Alpine runner's tools)
AssertionError: 'integrity_check' not found in "date: invalid date '2026-10-05T15:18:27Z'\nfelhom-hub-db-backup: FAILED: cannot parse snapshot time 2026-10-05T15:18:27Z\n"
felhom-hub-db-backup: FAILED: cannot parse snapshot time 2026-10-05T15:18:27Z
AssertionError: 'stopped snapshotting' not found in "date: invalid date '2026-10-04T12:28:28Z'\nfelhom-hub-db-backup: FAILED: cannot parse snapshot time 2026-10-04T12:28:28Z\n"
AssertionError: "bytes, the pod's file is" not found in "date: invalid date '2026-10-05T15:18:28Z'\nfelhom-hub-db-backup: FAILED: cannot parse snapshot time 2026-10-05T15:18:28Z\n"
felhom-hub-db-backup: FAILED: cannot parse snapshot time 2026-10-05T15:18:28Z
felhom-hub-db-backup: FAILED: cannot parse snapshot time 2026-10-05T15:18:28Z
felhom-hub-db-backup: FAILED: cannot parse snapshot time 2026-10-05T15:18:28Z
felhom-hub-db-backup: FAILED: cannot parse snapshot time 2026-10-05T15:18:28Z
Ran 15 tests in 0.781s
FAILED (failures=9)
### the fix, BusyBox-only PATH
Ran 15 tests in 3.328s
OK
### the fix, normal GNU PATH
Ran 15 tests in 2.555s
OK
