概述 / Overview
微博备份助手帮助用户将微博内容导出到自己的设备。扩展不会将用户数据发送给开发者， 不使用分析或广告服务，也不会出售或共享用户数据。
Weibo Backup Assistant helps users export Weibo content to their own device. The extension does not send user data to the developer, use analytics or advertising services, or sell or share user data.
处理的数据 / Data handled
- 微博账号标识：UID、昵称和头像。
- 用户主动选择备份的网站内容：微博文本、时间、来源、图片、视频、评论和收藏。
- 备份设置与续传进度，仅保存在浏览器本地。
The extension locally handles Weibo account identifiers (UID, display name and avatar), content the user chooses to back up (posts, timestamps, sources, images, videos, comments and favorites), and backup settings or resume progress stored in the browser.
扩展使用浏览器中现有的微博登录状态发起请求，但不会读取、保存或传输密码。
The extension uses the existing Weibo browser session for requests but does not read, store or transmit passwords.
用途与传输 / Use and transmission
数据仅用于用户主动启动的备份、预览和本地导出。网络请求仅发送到微博及其新浪媒体 CDN，以获取用户选择备份的内容。扩展没有开发者服务器，不会向其他第三方传输数据。
Data is used only for user-initiated backup, preview and local export. Network requests go only to Weibo and its Sina media CDNs to retrieve selected content. The extension has no developer-operated server and does not transfer data to other third parties.
保存与删除 / Storage and deletion
导出的 ZIP、HTML、PDF 和媒体文件保存在用户选择的位置，由用户自行管理。续传进度保存在 浏览器本地，用户可在扩展中清除，或通过移除扩展及其本地数据删除。
Exported ZIP, HTML, PDF and media files remain in the user-selected location. Resume progress is stored locally and can be cleared in the extension or removed with the extension's local data.
权限 / Permissions
sidePanel 用于主要界面；tabs 与 activeTab 用于识别或打开微博标签页； declarativeNetRequest 和限定的主机权限用于访问微博 API 与媒体资源。扩展仅请求实现备份 功能所需的权限。
sidePanel provides the main interface; tabs and activeTab identify or open Weibo tabs; declarativeNetRequest and limited host access enable Weibo API and media requests.
儿童隐私 / Children
本扩展不面向儿童，也不会主动收集儿童信息。
The extension is not directed to children and does not knowingly collect children's data.
政策变更与联系 / Changes and contact
如数据处理方式发生变化，本政策将同步更新。有关隐私问题，请联系lbaozhe@gmail.com。
This policy will be updated if data practices change. For privacy questions, contactlbaozhe@gmail.com.