Doc - Describe `src > cli > commands > list` functions and modules using Rustdoc comments (three slashes: ///)

[Eikix]

In an effort of having fully documented code, we need the way we list files in a repository to be documented.

In src > cli > commands > list, please proceed to comment above the functions and modules declarations in an equivalent way as pub fn compile is documented.

[jdembdr]

Hi, I'd like to contribute on this

[Eikix]

Let's go !🔥

[tdelabro]

closed by #71