There is also lowendtalk and lowendspirit, both the them are forums where you can make a post to ask.
axzxc1236
Not a Metroidvania game but I had fun playing ASTLIBRA Revision last year.
In NetworkManager you can setup network sharing using Ethernet port on the laptop, then connect cable to your server.
Downside of that is you need to setup port forwarding in your laptop if you want to open port.
If both Ethernet NIC is over 1gbps, you are fine with using normal cable.
I had no luck with mesa's implementation as well, BOINC only recognize ROCM's opencl library.
Late to the thread, but SFTPGo is very nice.
It can be exposed as web server, (S)FTP Server and WebDAV, has built in authentication system, have built in brute force protection.
All in a single executable.
Pick one of the address between 000000.xyz to 999999999.xyz they are sold and renewed at dirt cheap prices.
Install tailscale from F-Droid not Google Play. I had trouble setting up custom server with Google Play version.
There is a game that is based on the same thinking (Universal Paperclips), you play the rule of "the AI".
Btrfs doesn't have built in encryption, if you want to encrypt Btrfs you still need another layer (e.g. LUKS).
I still use X11 in my work computer because I need keepassxc to auto-type password to non-web programs.