flake/hardware/boot/grub.nix

{pkgs, ...}: {
  boot = {
    loader = {
      grub = {
        enable = true;
        device = "nodev";
        useOSProber = true;
        efiSupport = true;
        memtest86.enable = true;
      };
      efi = {
        canTouchEfiVariables = true;
        efiSysMountPoint = "/boot/efi";
      };
    };
    kernelPackages = pkgs.linuxKernel.packages.linux_zen;
  };
}