独立只读验收层：顶层 turn 收尾前 spawn 只读 verifier，未通过时把缺口注回主 agent。
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.