初始版本

patches/application/route_split_visit.php

@@ -0,0 +1,9 @@
+<?php
+
+/**
+ * 分流落地页路由片段：部署时合并进 application/route.php
+ * 规则：'s/:link_code' => 'index/Split/visit'，pattern link_code => [a-z]{9}
+ */
+return [
+    's/:link_code' => 'index/Split/visit',
+];