The WikimediaUI Style Guide ought to be on mediawiki.org alongside https://www.mediawiki.org/wiki/OOjs_UI . The tasks
- T98897: Deploy SkinPerNamespace extension on mediawiki.org
- T93613: Deploy Blueprint on mediawiki.org as optional and experimental skin
- deploy the WikimediaUI Style Guide's OOUIPlayground extension to mediawiki.org
- enable the extensions on mw.org
- create a new namespace for the pages, maybe the same Dev: namespace as T369
- set up stronger page protection for these pages (?)
- import the pages on https://wikimedia.github.io/WikimediaUI-Style-Guide to this namespace