{ config, lib, inputs, pkgs, ... }: {

  boot = {
    #kernelPackages = pkgs.linuxPackages_latest;
    kernelPackages = inputs.nix-cachyos-kernel.legacyPackages.x86_64-linux.linuxPackages-cachyos-latest-lto;
  };

  nix.settings.substituters = [ "https://attic.xuyh0120.win/lantian" ];
  nix.settings.trusted-public-keys = [ "lantian:EeAUQ+W+6r7EtwnmYjeVwx5kOGEBpjlBfPlzGlTNvHc=" ];
}