Also maybe Podman. Almost the same as Docker but rootless.

You are already familiar with Debian, so it will be easier. Debian is more friendly than you might think. This is enough to choose it.

It was not wrong - I literally could not remember what and in what order I had to write, although I did remember most of the general concepts introduced in the program.

The original code worked fine when I was simply rewriting it looking in the book