[sccxy]

I used raspberry pi and this:

http://www.pivpn.io/

Works very well for me.

[chrsstrm]

I literally set one of these up last night with a Pi 4 and the longest step was dd’ing Raspbian Buster Lite to the SD card. Only real gotcha in setup is remember to set up SSH before booting if you’re going headless. Everything else is super easy.