You would most lilely be looking at a Kodi setup.
Look up LibreElec, super simple all in one image, kodi has a ton of plugins for everything you’d need. You’ll probably need to add some extra repos to get everything you want, but it’s all pretty easy to figure out with searches
Your link for Myne is a fork that hasn’t been updated in a long time. I haven’t used it but you might want to check you were using the right version