初始化项目：添加后端代码、ThinkPHP框架、前端资源

2026-09-03 12:42:39 +08:00
commit 482bece22e
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+<?php
+
+namespace app\common\constant\course;
+
+/**
+ * 订单状态
+ */
+class Subscription
+{
+    //订阅时间 永久
+    const VALIDITY_ETERNITY = 9999999999;
+}