初始化仓库及v1.0.0提交

app/Middleware/AdminMiddleware.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Middleware;
+
+class AdminMiddleware
+{
+    public static function handle(): void
+    {
+        $user = $GLOBALS['auth_user'] ?? null;
+
+        if (!$user || ($user['role'] ?? '') !== 'admin') {
+            http_response_code(403);
+            echo json_encode(['success' => false, 'message' => '需要管理员权限']);
+            exit;
+        }
+    }
+}