dsh-frontend-dev

Modify the DeepSeek Harness (dsh) Web UI — client plugin packages under packages/client/*, the slot system, conversation Chat nodes, stores, styling, and apps/web. Use this whenever the user wants to change anything visible in the dsh browser GUI — add a panel, settings card, tool card, conversation row, sidebar item, theme/style tweak, or a new packages/client package — or says "改前端"/"改界面"/"加个 UI" in the…