{ pkgs, lib, config, ... }:
let
  domain = config.networking.domain;
in
{
  services.nginx.virtualHosts."autoconfig.${domain}" = {
    forceSSL = true;
    enableACME = true;
    acmeRoot = null;
    locations."/" = {
      proxyPass = "http://localhost:1323/";
    };
  };

  services.go-autoconfig = {
    enable = true;
    settings = {
      service_addr = ":1323";
      domain = domain;
      imap = {
        server = "imap.${domain}";
        port = 993;
      };
      smtp = {
        server = "mail.${domain}";
        port = 587;
        starttls = true;
      };
    };
  };
}