把新建会话界面的选择器换成组合面板：角色预设卡与工作区卡各自成排，折叠时是胶囊按钮，展开后是两行可滚动的紧凑卡片。
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.