Added #

• Initial release of Flutter Parallax Scroll package
• ParallaxScrollView widget for wrapping scrollable content
• ParallaxScrollItem widget for applying parallax effects to individual items
• ParallaxScrollController for managing parallax state and configuration
• ParallaxConfig class for fine-tuning parallax behavior
• ParallaxDirection enum with four direction options:
  • forward - Same direction as scroll
  • reverse - Opposite direction to scroll
  • horizontal - Horizontal movement on vertical scroll
  • vertical - Vertical movement on horizontal scroll
• Extension methods for easy integration:
  • .withParallax() - Wrap widgets with parallax scroll view
  • .asParallaxItem() - Apply parallax effects to widgets
• Comprehensive example app demonstrating all features
• Full test coverage for all components
• Detailed documentation and API reference

Features #

• Customizable speed multiplier (0.0 to 2.0)
• Enable/disable parallax effects
• Additional offset support
• Scroll direction and state detection
• Performance optimized with efficient scroll detection
• Support for both horizontal and vertical scrolling
• Multiple parallax layers with different speeds