{ options, config, lib, pkgs, ... }: with lib; with lib.metacfg; let cfg = config.metacfg.secureboot; in { options.metacfg.secureboot = with types; { enable = mkBoolOpt false "Whether or not to enable secureboot."; }; config = mkIf cfg.enable { boot = { lanzaboote = { enable = true; pkiBundle = "/etc/secureboot"; }; loader.systemd-boot.enable = lib.mkForce false; }; }; }