docs: public Object evaluate(TaskRequest req, TaskResponse res) {
  		String rslt = null;
  		try {
  			rslt = new File(".").toURI().toURL().toExternalForm();
  		} catch (Throwable t) {
  			String msg = "Unable to represent the current directory as a URL.";
  			throw new RuntimeException(msg, t);
  		}
  		return rslt;
  	}