It does this by communicating over TCP/UDP on the local network. It also experimentally supports encrypted bluetooth, similar to how iOS/macOS does it
The source code is available here: https://gitlab.com/rubenwardy/conquer/-/blob/dev/src/helpgui.lua
I've just created a help screen for Conquer using #Minetest's new hyper text API. Minetest's GUIs are improving, slowly but surely!
It is proven! I am rubenwardy on Keybase: https://keybase.io/rubenwardy/sigchain#1571fd8ecefcf98c88c20b136d776ae6854241dd164a16350c5f1c493eb4a0000f
I like this article, it's why I prefer to release my bigger software projects as copyleft
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