IMAP/SMTP email tools for DeepSeek Harness: list, read, search and send mail, with QQ/163/126/Sina/Aliyun/Gmail/Outlook/iCloud presets.

DeepSeek Harness 本地归档会话中心：全文搜索、回收站、撤销、自动保护快照与备份恢复。Local archived-chat search, recycle bin, undo, automatic protection snapshots, and backup restore for DeepSeek Harness.

DeepSeek Harness chat history and session management: search archives, restore conversations, and delete safely

DeepSeek Harness 的 SDR 数字员工插件：九阶段外贸获客 SOP、结构性人工审批、客户去重、持久化知识检索与审计日志，默认 dry-run 安全演示。