crop-monitor/assets/components/fred/web/endpoints/ajax.php

<?php
/*
 * This file is part of the Fred package.
 *
 * Copyright (c) MODX, LLC
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

require_once 'init.php';

$ajax = new \Fred\Endpoint\Ajax($fred);
$ajax->run();