A new Flutter project.

This is a Flutter App based on the tutorial by Mitch Koko: https://www.youtube.com/watch?v=OmYL-VK75-o&list=PLTLlQlByrFWdTBwAroTt2ou3TlXAZmYQi&index=2&ab_channel=MitchKoko

With a few tweaks to the main execution in the tutorial.
Also implemented the donut detail screen.
Link to medium article: https://kymoraa.medium.com/donut-app-flutter-ui-af8a9abd8629