Is mostly a interface for linux distros, so AndroidTV apps won't work.
Jellyfin Media Player (desktop app) have a TV UI, which kinda woks, on the article mentions an YouTube app called VacuumTube.
Is more an alternative for DIY home theater PC (like Kodi) than AndroidTV
Here's some kind of example https://youtu.be/foFX29CIB_w
Using a mouse and terminals, not very intuitive for a TV interface, maybe with time it gets better