Judging from the [0] the guy is trying to do something to perform the backup of the services data in the container. It has it's uses, specifically if you need to restore data after a failed input or upgrade or whatever, especially if you use a named volumes.

But overall we are bestowed to watch, almost in real-time, some 21y/o guy implementing something he thinks is useful. *shurg_emoji*

https://github.com/daanschenkel/DockGuard/blob/main/engines/...

But you can take someone else's cattle, modify it and make a different cattle.

The whole point of container's overlay filesystem is that you can do stuff, take a snapshot so that you can always get back to this point, and then do something more without worrying about ruining all progress.

It's the dev cycle: "Hey look pure functional components... and now they also have state... and side effects!"