import 'package:flutter/material.dart'; const homeBackgroundFieldKey = ValueKey('home_background_field'); class HomeBackgroundField extends StatelessWidget { const HomeBackgroundField({super.key}); @override Widget build(BuildContext context) { final colorScheme = Theme.of(context).colorScheme; return DecoratedBox( key: homeBackgroundFieldKey, decoration: BoxDecoration( gradient: LinearGradient( begin: Alignment.topCenter, end: Alignment.bottomCenter, colors: [colorScheme.surface, colorScheme.surfaceContainerLowest], ), ), child: const SizedBox.expand(), ); } }