1. Go to this page and download the library: Download gos/pubsub-router-bundle library. Choose the download type require.
2. Extract the ZIP file and open the index.php.
3. Add this code to the index.php.
<?php
require_once('vendor/autoload.php');
/* Start to develop here. Best regards https://php-download.com/ */
class AppKernel extends Kernel
{
public function registerBundles()
{
$bundles = array(
...
new \Gos\Bundle\PubSubRouterBundle\GosPubSubRouterBundle()
);
...
}