add tmall test command

backend/app/Platform/Tmall/Producer/TmallOrderProducer.php

@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Platform\Tmall\Producer;
+
+use Hyperf\Amqp\Annotation\Producer;
+use App\Platform\OrderProducer;
+
+#[Producer('tmall.exchange', 'order.tmall')]
+class TmallOrderProducer extends OrderProducer
+{
+    # @attention 注解的配置不会在直接 new 实例化时自动应用到对象属性上
+    protected string $exchange = 'tmall.exchange';
+    protected string|array $routingKey = 'order.tmall';
+};