feat: Service Worker 注册失败修复方案

1. 使用了 window.location.origin，但 Service Worker 环境中没有 window 对象
2. 注册逻辑缺少详细的错误处理和状态检查

public/service-worker.js

@@ -35,7 +35,7 @@ self.addEventListener('notificationclick', (event) => {
                 .then((windowClients) => {
                     // 查找是否已有打开的窗口
                     for (let client of windowClients) {
-                        if (client.url.includes(window.location.origin) && 'focus' in client) {
+                        if (client.url.includes(self.location.origin) && 'focus' in client) {
                             // 聚焦现有窗口并导航到目标页面
                             return client.focus().then(client => {
                                 return client.navigate(urlToOpen);