I’m very happy with Kavita running in Docker. I’ve used it through the Web UI and KOReader on both phone and Kobo. All work great. I manually download books and fix the metadata on them though so YMMV.

subjects of the British Empire

He’s gonna lose his shit when he finds out about Suez.

I bought an HMD Pulse Pro which is also made to be repairable. They have a partnership with ifixit.