User's manual coveeing setup of the server and clients (Poor Maps and modRana) is out and available at https://rinigus.github.io/osmscout-server/ . Hopefully, I covered the most important aspects. Let me know if I missed something. Look by CSS/HTML experts is welcome to get the fonts shown a bit bigger on Jolla browser in tutorials.
I guess we need the first brave translator to do that and all others would follow. Not as simple as for the main app, but should be doable