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[Trigger] Operation = Upgrade Operation = Install Operation = Remove Type = Path Target = usr/lib/modules/*/vmlinuz [Action] Depends = rsync Description = Backing up post /boot... When = PostTransaction Exec = /usr/bin/bash -c 'rsync -a --mkpath --delete /boot/ "/.bootbackup/$(date +%Y_%m_%d_%H.%M.%S)_post"/'