Moved all event-dispatching stuff to its own module

module/EventDispatcher/config/task_runner.config.php

@@ -0,0 +1,21 @@
+<?php
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\EventDispatcher;
+
+use Swoole\Http\Server as HttpServer;
+
+return [
+
+    'dependencies' => [
+        'factories' => [
+            Async\TaskRunner::class => Async\TaskRunnerFactory::class,
+        ],
+        'delegators' => [
+            HttpServer::class => [
+                Async\TaskRunnerDelegator::class,
+            ],
+        ],
+    ],
+
+];