导出书签为Json格式
步骤：
1、请提前导出chrome书签文件，或者edge收藏夹文件
2、点击扩展图标
3、根据提示，上传书签文件（html）
4、点击“转换并下载”按钮，可见下载文件“bookmarks.json”
steps:
1. Please export chrome bookmark files or edge favorite files in advance
2. Click the extension icon
3. According to the prompts, upload the bookmark file (html)
4. Click the "Convert and Download" button, you can see the download file "bookmarks.json"