feat: live queue sync — start/end/extend appointments, real-time patient notifications

feat: medical records system — patient health profile, medications, doctor entries, lab results, follow-ups

Add Doctor Schedule Management Page

feat: patient reschedule request with doctor approve/reject flow

feat: add reschedule appointment and update doctor schedule endpoints

fix: allow all origins in CORS for web access

fix(hf): allow localhost DB and retry on startup

fix(hf): require remote DB in production startup

feat(backend): add manual test notification and patient welcome alert

feat(backend): add firebase push notification delivery

fixed

feat: Update API route structure and enhance bottom navigation bar for consistency across dashboards

feat: add reminders service for managing medication reminders and occurrences

feat: Add Administrator Dashboard and Login Page

all files added