{ lib, ... }: { domain = lib.mkOption { type = lib.types.str; description = "The domain name the server is hosted on."; }; https = lib.mkOption { type = lib.types.boolByOr; default = true; description = "Whether to force HTTPS connections for websites."; }; acmeEmail = lib.mkOption { type = lib.types.nullOr lib.types.str; default = null; description = "Email address for ACME."; }; }