feat: 更新 Vercel 配置，添加新的重写规则以支持 API 路径

Author: Sunwuyuan

vercel.json

@@ -12,6 +12,10 @@
       "source": "/.well-known/host-meta",
       "destination": "https://api.zcservice.houlang.cloud/.well-known/host-meta"
     },
+    {
+      "source": "/ap/:path*",
+      "destination": "https://api.zcservice.houlang.cloud/ap/:path*"
+    },
     {
       "source": "/scratch/:path*",
       "destination": "/scratch/:path*"
@@ -32,4 +36,4 @@
       ]
     }
   ]
-}
+}