I've decided to go ahead with it, turns out it was really easy to get running: https://wiki.slightly.tech/books/miscellaneous-notes/page/setting-up-bookstack

@joepie91 My partner and I use it, and it's really solid for running in a Docker container and using with OIDC, but my main frustration is that its very opinionated about Book / Chapter / Page organization. If you're OK with having exactly three levels of hierarchy, it's great!