create widget

Create a Flutter widget with proper state management and Material/Cupertino design.

Steps

1. Define the widget requirements:
2. Choose the widget type:
3. Implement the widget:
4. Apply theming:
5. Add responsiveness:
6. Add animations if needed:
7. Write widget tests using testWidgets.

Format

Widget: <name>
Type: <Stateless|Stateful>
Parameters:
  - <name>: <type> (<required|optional>)

Rules

• Use const constructors whenever possible.
• Follow Flutter naming conventions (PascalCase for widgets).
• Extract complex build methods into separate widgets.