nixos/hosts/Vanguard/configuration.nix

{ config, pkgs, ... }: {
  boot.extraModulePackages = with config.boot.kernelPackages; [ v4l2loopback ];
  boot.extraModprobeConfig = ''
    options v4l2loopback devices=1 video_nr=1 card_label="OBS Cam" exclusive_caps=1
  '';
  hardware.opengl.driSupport32Bit = true;
  hardware.opengl.extraPackages = with pkgs; [ amdvlk rocmPackages.clr.icd ];
  hardware.opengl.extraPackages32 = [ pkgs.driversi686Linux.amdvlk ];
}