TL;DR: Valve launched the Steam Frame VR headset with an Arm-based Snapdragon chip, aiming to run Half-Life: Alyx natively and streamed from PC. The new hardware features a “Frame Verified” status for optimized games, while rumors suggest two upcoming Half-Life titles supporting PC and VR cooperative play.
Not Android, phones based on a desktop Linuc distro (e.g. PostmarketOS, Ubuntu Touch)
GameNative works on Android. Not sure what it uses behind the scenes to run windows software, tho.
Edit: I might’ve misinterpreted what you wrote, oops. Nonetheless, I’ll keep this as it’s still afaik correct info.