{ pkgs, lib, ... }: { environment.systemPackages = [ pkgs.sbctl ]; # lanzaboote replaces systemd-boot with a signed stub; the upstream module # asserts that the stock systemd-boot loader is disabled. boot.loader.systemd-boot.enable = lib.mkForce false; boot.lanzaboote = { enable = true; pkiBundle = "/var/lib/sbctl"; }; }