liminalOS/reference/hosts/adrastea/home-manager-extras/default.nix

{ pkgs, lib, ... }:
{
  wayland.windowManager.hyprland.settings.monitor = pkgs.lib.mkForce [
    # "eDP-1,2560x1440@165,0x0,1.6"
    "eDP-1, disable"
    "HDMI-A-1,2560x1440@144,0x0,1.0"
  ];
  wayland.windowManager.hyprland.settings.cursor.no_hardware_cursors = true;

  # since we are using this as a "desktop" of sorts, we have no need to save
  # power by using optimus. poor performance on external display, so we add
  # this line to force hyprland to use the nvidia GPU only for rendering. can
  # be removed if only using internal display
  wayland.windowManager.hyprland.settings.env = [
    "AQ_DRM_DEVICES,/dev/dri/card1:/dev/dri/card0"
  ];

  programs.waybar.settings.mainBar.output = "HDMI-A-1";
  programs.hyprlock.settings.background.monitor = lib.mkForce "HDMI-A-1";
}