Point the API Server's Web App references at the production BFF port
instead of the Vite dev port (5173): the WEBAPP_URL default probed by
/api/status, and the panel's Web App URL / allowed-origins placeholders.
Update .env.example and the README env table to match. Rebuild the
embedded admin panel dist.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>