ROOT Skill for YunXin IM + IMUIKit. Invoke when user asks IM integration/API/signature across Android/iOS/Web/Flutter or asks YunXin IMUIKit usage.
IMSDK (SDK + API reference) skill. Invoke when user asks capabilities/APIs/signatures without UI components.
IM router skill. Decide UI (IMUIKit) vs SDK (IMSDK/API) and delegate to sub skills.
IMUIKit (UI) skill with SDK fallback. Invoke when user asks UI pages/components/routing; may call IMSDK docs and API signatures when needed.