定时观察浏览器前台窗口，识别视频课程并按学科分类，抓取 B 站简介/字幕/弹幕/评论，生成 Markdown + Mermaid 知识地图与 Word 学习手册。
curl -fsSL https://www.dshhub.co/install.sh -o dshhub-install.sh && bash dshhub-install.shAlready have DSH? Skip the wizard and install the market directly:dsh plugin --profile web add dshhub-market
This plugin installs only from the plugin side.