mastodon_algorithm_frontend/redirect.php

<?php
if(!isset($_GET['code'])) {
    die('You cannot load this page directly! <a href="/">GO HOME</a>');
}
require('template/header.html');
require('template/footer.php');
?>
<script type="module">
import {functions} from './js/setup.js';

const urlparams = new URLSearchParams(window.location.search);

functions.createExecution('servers', '{"action": "redirect_code", "user_id": "' + urlparams.get('user_id') + '", "code": "' + urlparams.get('code') + '"}').then((res) => {
    console.log(JSON.parse(res.response));
    window.location.href = '/';
})
</script>