{ config, lib, pkgs, ... }: { services.sympa = { enable = true; mta.type = "none"; lang = "de"; domains."lists.infra4future.de".webHost = "lists.infra4future.de"; domains."lists.hacc.space".webHost = "lists.hacc.space"; listMasters = [ "postmaster@hacc.space" ]; mainDomain = "lists.infra4future.de"; }; }