把声明式的健康读数（来源、判据、结论）合成为一个只读的总判定；读不到的来源报 `unknown`，绝不报成健康。
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.