预防并发写导致的会话损坏：在会话开始及每一步获取按会话的咨询锁，第二个 dsh 进程会明确报错而非写出重复 seq 断层；死进程持有的锁自动接管。
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.