let
  host = builtins.fromTOML (builtins.readFile ./host.toml);
  rootDomain = host.rootDomain;
  services = builtins.fromTOML (builtins.readFile ./services.toml);
in
{
  inherit host;
  services = builtins.mapAttrs (name: values:
    values //
    (if values ? subdomain then {domain = "${values.subdomain}.${rootDomain}";} else {})
  ) services;
}