# Changelog

## [1.0.1] - 2026-05-25

### Added
- Initial public release: NREL Solar Position Algorithm (SPA) port to Dart
- Exports: `calcSpa`, `formatTime`, `SpaFormattedResult`, `SpaFormattedAnglesResult`
- Exports: `spaZa`, `spaZaInc`, `spaZaRts`, `spaAll`
- 48 tests passing
- Pure Dart implementation