Interface extensions · DeepSeek Harness plugins — Page 16

Client command surface: global directory cache, '/' source, three command UI kinds, popupSelect registry

Conversation domain: skeleton, ordered chat flow, composer with the Host-backed busy-Enter preference, and details host

Produced-files turn tail and clickable final-response file references for Web

In-app directory browsing surface: the workspace directory-flow owner rendering the host's listing and creation primitives

Native directory-picker surface: the renderless workspace directory-flow occupant driving the host's OS chooser

Session goal surface: GoalBar docked above the composer, read from the goal session projection

Input trigger pipeline: '/' and '@' detection, candidate menu, pick routing to registered sources

Session-header background-job list: live registry state mirrored from session/jobs frames

Shell plugin: three-column AppFrame with drag handles, ctx.layout viewing-state service (navigation + panels)

Per-message feedback controls contributed to the assistant-message action strip, backed by the messageFeedback Host Remote

Model selection: the /model popupSelect over session.models / session.selectModel

Permission surfaces: a new-session default in General settings and a current-session /permission popup over the permissions projection

Plan-mode composer control: the conversation.input.plan seat over the plan projection and the /plan command channel

Pure React atoms for the dsh web UI: controls, icons, markdown, and JSON inspectors (zero cordis)

Unified Web @file and @session reference source

Browser UI renderer: React slot bindings, ctx.uiRenderer, and the assembled application root

Settings domain base plugin: the settings-namespace scope service and the canonical settings slot-type contract

Settings ownerless-copy and product onboarding plugin: the General section, shell trigger/header chrome content, settings dictionaries, and the versioned welcome notice

Models settings and shared product-onboarding dialogs over existing settings and credential joins

Read-only Cordis Loader inventory tab in Web Plugins settings

Plugins settings section with feature-owned tabs and configurable host-plane plugin cards

Sidebar plugin: session multi-level tree, search, grouping, state dots

Web skill references and the dedicated skill tool row

Slot registry pure core: SlotMap declaration merging, single register composition API, four-share props types, store-seat types, renderer install seam