Fix login redirect: add /SenSu/index.html route, restart picks up new app.js

- /SenSu/index.html now serves login page (was 404 after cookie expiry)
- Fresh restart with latest page loader + inline script execution
- All routes verified: 200 OK

services/web_panel/manager.py

@@ -52,6 +52,7 @@ class WebPanelManager:
         # 注册首页 (登录页)
         app.router.add_get(self.base_path, self._redirect_slash)
         app.router.add_get(f'{self.base_path}/', self._serve_index)
+        app.router.add_get(f'{self.base_path}/index.html', self._serve_index)
         
         # 🟢 新增: 注册面板主页 (/SenSu/home.html -> home.html)
         app.router.add_get(f'{self.base_path}/home.html', self._serve_home)