- Comprehensive README.md with run instructions
- Backend test structure (server.test.js)
- Frontend test structure (App.test.js)
- Setup instructions and troubleshooting guide
- API documentation and project structure overview
- React frontend with MapLibre integration
- Node.js Express backend with dummy API
- Docker containerization (PostgreSQL+PostGIS, backend, frontend)
- Interactive map with direction selector
- 20 mock conurbations data
- Full project structure ready for PR workflow