Defines the shared contract (SSE v2 tool events, artifact kinds and
storage, artifacts API, uploads), five parallel tasks with file
ownership, merge order and verification, and removes the quick-ask
window from the desktop plan.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Compares PWA, Tauri v2 and Electron shells, recommends a Tauri shell
loading the deployed origin, and lays out backend changes (structured
SSE events, artifacts table, uploads, notifications, local tool bridge,
access-token auth) with a phased plan.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>