It's in Mesa 24.3 which should be releasing around November as the stable quarterly release and probably farther out if you have a Linux distro that isn't using the most up to date packages or not using a git version of Mesa. The main issue now really is focusing on performance, because it...
Good news/update, I guess. With the game being public now, someone finally filed a Mesa Linux driver report and it seems like Intel engineers will try and look into the issues from their side starting Monday.
https://gitlab.freedesktop.org/mesa/mesa/-/issues/11800
