chore(addon): 添加线下支付及华为支付基本配置

src/addon/offlinepay/event/MessageOfflinepayWaitAudit.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace addon\offlinepay\event;
+
+use addon\offlinepay\model\Pay as PayModel;
+
+class MessageOfflinepayWaitAudit
+{
+    public function handle($param)
+    {
+        if ($param["keywords"] == "OFFLINEPAY_WAIT_AUDIT") {
+            $pay_model = new PayModel();
+            return $pay_model->messageWaitAudit($param);
+        }
+    }
+}