session 56

DeepSeek Harness 会话「看清再动手」外挂：归档/彻底删除（走系统回收站）+ 会话内容只读预览（Markdown），零依赖、不 patch 官方。

DSH web plugin: cross-workspace session status alerts — floating capsule toasts (aligned with the composer) above the current workspace when any session completes or enters a pending interaction (approval / ask_user_question / plan-review). Inline approva

Cross-session recall for dsh web: '@' mentions and a composer picker link previous sessions as reference chips; the host snapshots them in as recall context right before the question, recorded read-only in a session-header chain badge

Host-only peer session relay tools for DeepSeek Harness

DeepSeek Harness out-of-tree plugin: a file panel beside the conversation — the session's workspace as a tree, the files it produced pinned above, and a mark on every row it touched.

PostgreSQL durable backend family for DeepSeek Harness — session persistence + storage-domain KV backends, both over PostgreSQL. Includes a Settings console for connection config and bidirectional migration (JSONL ⇄ PostgreSQL for sessions; JSON ⇄ Postgre