services.xserver.videoDrivers = ["nvidia"];

  services.xserver.videoDrivers = [ "nvidia" ];

      extraPortals = [
        pkgs.xdg-desktop-portal-wlr
      ];

      extraPortals = [ pkgs.xdg-desktop-portal-wlr ];

  environment.systemPackages = with pkgs; [ wget neovim git linuxPackages.v4l2loopback];

  environment.systemPackages = with pkgs; [
    wget
    neovim
    git
    linuxPackages.v4l2loopback
  ];