- Updated documentation to include OSM Track Harvesting Policy with details on railway types, service filters, usage filters, and geometry guardrails.
- Introduced a new script `init_demo_db.py` to automate the database setup process, including environment checks, running migrations, and loading OSM fixtures for demo data.
- Added new fields to TrackModel: status, is_bidirectional, and coordinates.
- Updated network service to handle new track attributes and geometry extraction.
- Introduced CLI scripts for importing and loading tracks from OpenStreetMap.
- Implemented normalization of track elements to ensure valid geometries.
- Enhanced tests for track model, network service, and import/load scripts.
- Updated frontend to accommodate new track attributes and improve route computation.
- Documented OSM ingestion process in architecture and runtime views.
