doc 3
Drag-and-drop document reading for DeepSeek Harness: land PDF / Word / PowerPoint files in the workspace and give the agent outline, search and read tools so it can answer questions from them.
dsh plugin add dsh-doc-attach信用证单据条款核对（按单据种类、份数、期限与不符点核对交单自洽，仅提示差异，不作出定性结论）
dsh plugin add dsh-lc-doc-check试卷解析结构核对（按题型、答案、分值与 yotta 标识核对试卷结构自洽，仅提示差异，不作出定性结论）
dsh plugin add dsh-paper-doc-adapter