语义风险分级与渐进授权：把工具调用分为安全／有风险／红线三档，不可逆操作前先询问，只对「已批准且曾成功」的签名自动放行。
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.