www/config.php

<?php
return [
  'host'     => 'mqtt.xupas.mywire.org',
  'port'     => 8883,
  'clientId' => 'php-web-' . bin2hex(random_bytes(3)),
  'username' => 'xupa',
  'password' => 'xupa',
  'clean'    => true,
  'keepalive'=> 60,
  'timeout'  => 5,
];