文件上传（彩色附件卡片、会话隔离存储、sha256 去重、TTL 清扫）+ 内容嗅探的 read_document 文档读取（PDF/DOCX/XLSX/TXT）。
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.