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Author SHA1 Message Date
dfab388769 feat(navi): add netsyms tier-2 geocoding + geocode API
Add Netsyms AddressDatabase2025 (159M US+CA addresses) as tier-2
in the geocode chain: address_book → netsyms → photon.

- lib/netsyms.py: SQLite lookup module (lazy, read-only, thread-safe)
- lib/netsyms_api.py: Flask blueprints for /api/netsyms/* and /api/geocode
- lib/netsyms_test.py: 7 test cases (street, free-text, zipcode, health)
- lib/nav_tools.py: new geocode() with consistent {name,lat,lon,source,raw}
- lib/api.py: register netsyms_bp and geocode_bp

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-04-20 07:24:09 +00:00