Yes.

Yes, #Scriptorium. I'm using it for Asciidoc and HTML, so far, but Euler has EPUB and PDF formats planned. It will become integrated into the #Alexandria web app, but it's a CLI, so far. https://github.com/Silberengel/scriptorium

The biggest problem we have is that the source files are full of typos and errors. The Bible was missing verses, for example, so I had to copy-paste them in. The books are so large that the AI sort of wheezes trying to find mistakes, and I have to really scan over the whole thing. We might just ram...