- Appointment detail (DetailLg/DetailSm) read the real response shape:
date/time from slot_start, specialty from doctor.specialties[0].name,
phone from address.telephone.
- Sidebar Head reads userInfo (cookie) after mount to avoid an SSR/client
hydration mismatch on the user's name.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>