{
  config,
  ...
}:
{
  services.postfix = {
    enable = true;
    enableSubmissions = true;
    settings.main = {
      relayhost = [ "smtp.protonmail.ch:587" ];
      smtp_use_tls = "yes";
      smtp_tls_security_level = "may";
      myhostname = "mail.plg.m0rel.eu";
      mydomain = "m0rel.eu";
      smtp_sasl_auth_enable = "yes";
      smtp_sasl_security_options = "";
      smtp_sasl_password_maps = "texthash:${config.age.secrets.mail-smtp-relay.path}";
      virtual_alias_maps = "inline:{ { root=home@m0rel.eu } }";
    };
  };
}