* Docs: some doc fixes, refactorings and ext clarification
* Further fixes and recovering search
* Only main heading has one # so that navigation works
* remove about
* docs: update TOC
* Adjust release-notes script
* remove authors plugin properly
* corrections & simplifications
* cli_text.py updated
* architecture.md edited
* extensions and some small fixes
* docs: update TOC
Co-authored-by: k9ert <k9ert@users.noreply.github.com>
Co-authored-by: moneymanolis <moneymanolis@protonmail.com>