* Add initial documentation page using mkdocs
* Test action
* Add notes to mkdoc site.
* Add installation guide
* Add installation and config guide to mkdocs.
* Add installation manual
* Add image to main page
* [mkdocs] Add plugin guide.
* [mkdocs] Add plugin to main page and some small fixes.
* Add shipped themes page
* [actions] Also rebuild website on the next branch
