xquery version "3.1";

declare namespace exist="http://exist.sourceforge.net/NS/exist";

declare variable $exist:path external;
declare variable $exist:resource external;
declare variable $exist:controller external;
declare variable $exist:prefix external;
declare variable $exist:root external;

<dispatch xmlns="http://exist.sourceforge.net/NS/exist">
  <forward url="{$exist:controller}/modules/transform.xq">
    <add-parameter name="doc" value="{$exist:resource}.xml"/>
  </forward>
</dispatch>