orangeBox method
Wraps the widget in a ColoredBox with system orange color.
Uses CupertinoColors.systemOrange which adapts to light/dark mode. This is the standard orange color used throughout iOS interfaces, often used for secondary actions or warm accent colors.
Returns a ColoredBox containing the current widget with orange background.
Example:
Text('Featured').orangeBox()
Implementation
ColoredBox orangeBox() => coloredBox(CupertinoColors.systemOrange);