drag-drop 3

DSH Web plugin for managing sessions: archive/unarchive, guaranteed physical deletion (transcript files + ~/storages/*.json sweep), drag-and-drop workspace reassignment, and branch-based message editing (edit/retry/reroll with reversible version timelines

文件拖拽：把文件拖到 DSH 窗口，真实路径瞬间写入输入框（本地透明窗截获，零内容传输）

WorkBuddy 风格的 DeepSeek Harness Web 插件：拖拽/粘贴文件与文件夹生成输入框引用气泡（附绝对路径）、@ 菜单检索缓存文件、对话区文件卡片、read_document 工具。