Add WellNuo Web foundation (Phase 1-3)
Next.js 14 web app for BLE sensor management:
- Auth flow (login, OTP verification, middleware)
- Dashboard with beneficiaries list
- Zustand auth store with localStorage persistence
- Browser compatibility check (Web Bluetooth)
- UI components (Button, Input, Skeleton, Layout)
- Tailwind CSS styling
Missing (to be implemented):
- Beneficiary detail/add pages
- Web Bluetooth service & BLE scanner
- WiFi setup flow
- Error handling hooks
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>