qqmail 2

QQ Mail (and any IMAP/SMTP mailbox) for DeepSeek Harness: registers qqmail_* agent tools that list, search, read, send, reply to, flag and download mail through IMAP/SMTP with a QQ Mail authorization code (no OAuth, no 2FA redirect), plus a `qqmail` CLI a

DSH 右侧栏的 QQ 邮箱：读最近邮件、看正文、发纯文本（发送需 confirm 门禁）。凭据只从私有 secret.json 读，授权码绝不进 git、不进日志、不回显。