Write the documentation wiki The plan is to use GitLab's built-in wiki, but with [the current limitations of the wiki](https://gitlab.com/groups/gitlab-org/-/epics/7107) it would be best to include the documentation as a subfolder in the main repo [This StackOverflow answer](https://stackoverflow.com/a/76777689) provides a solution to this by mirroring a folder to GitLab wiki's internal repo allowing it to be viewed from the UI