We have a webgl app (hubs.mozilla.com) we wanted to determine the viability of doing cloud streaming of remotely.
here's some personal notes from this. i didn't work on containerization, just raw VM setup. had to get x11 up and running and then set ffmpeg up for hardware streaming.
https://gist.github.com/gfodor/3c88700ee81a10e01c783019b8a64...