v.2.0.0

Release v2.0.0

⚠️ Breaking Changes

• Method renamed: is_coordinate() → isCoordinate()
• Invalid units now throw InvalidUnitException instead of Exception

What's New:

• ✅ Added strict types for better type safety
• ✅ Fixed critical variable naming bug in distance calculation
• ✅ Added 32 PHPUnit tests (all passing)
• ✅ Improved code quality
• ✅ Updated README with accurate documentation

Migration

// Old (v1.x)
$calculator->is_coordinate($lat, $lon);

// New (v2.0)
$calculator->isCoordinate($lat, $lon);