I do think it would be safer to move .last_revision to $SNAP_USER_COMMON to ensure it doesn't follow the snap with the revert. In the process of making that change we should also delete $SNAP_USER_DATA/.last_revision if it exists.
I do think it would be safer to move .last_revision to $SNAP_USER_COMMON to ensure it doesn't follow the snap with the revert. In the process of making that change we should also delete $SNAP_USER_ DATA/.last_ revision if it exists.