How to threejs webvr support hand tracking oculus quest in OS12

i see in oculus os update version 12 it include hand tracking feature

i want to know now threejs webvr can support handtracking?

Try these demos in a WebVR compatible browser such as firefox.
https://sean-bradley.github.io/GrabVR/
https://sean-bradley.github.io/TeleportVR/
They work with the controllers supplied with Oculus CV1