- Add DeliveryZone entity with radius/polygon zone types
- Add Delivery entity with status tracking and proof of delivery
- Implement DeliveryService with zone management and coverage check
- Add Haversine distance calculation for radius zones
- Add ray casting algorithm for polygon zone containment
- Create DeliveryController with REST endpoints
- Register DeliveryModule in app.module.ts
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>