在每个回合边界为会话滚动保留校验过的备份：提升快照前先确认日志仍可加载，回合结束时若已损坏则绝不覆盖上一份好副本，dsh 启动不了时也能一条命令恢复。
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.