[consumption] add queue subscriber interface

Author: makasim

Diff for: pkg/enqueue/Consumption/QueueSubscriberInterface.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace Enqueue\Consumption;
+
+interface QueueSubscriberInterface
+{
+    /**
+     * The result must contain a set of queue names a you expect them to see in the broker
+     * or the name you use to get the queue object from the context
+     *
+     * @return string[]
+     */
+    public static function getSubscribedQueues();
+}