Add GPT wiki to docs

[pymen]

Think may be it makes sense to add wiki for this repo https://deepwiki.com/ausbin/nsdo

[ausbin]

Thanks for the issue. Is there anything particular in that wiki that you think we should document in the README/manpage/etc?

[pymen]

I have no ideas, but you as the owner may find something useful, also there are you can chat with this repo and ask specific questions based on repo content