Update Flutter App with New UI

I have a Flutter app currently running on Flutter 1.12 that needs an updated UI design. The updated design has been created in Figma and needs to be implemented into the app for both Android and iOS platforms.

Key points:
- Update UI design in Flutter 1.12 app
- Implement new design from Figma
- Ensure consistency across Android and iOS
- Test and debug to resolve any UI issues
- Provide a smooth user experience

Ideal skills and experience for this project include:
- Proficiency in Flutter development
- Experience with UI design implementation
- Familiarity with Figma
- Knowledge of Android and iOS design guidelines
- Excellent attention to detail
- Ability to debug and troubleshoot effectively