runAutoApp function
Implementation
void runAutoApp(Widget app,
{required Size designSize, SizerMode mode = SizerMode.portrait}) {
AutoSizer.instance.init(designSize, mode: mode);
final WidgetsBinding binding = AutoSizerWidgetsBinding.ensureInitialized();
assert(binding.debugCheckZone('runApp'));
binding
..scheduleAttachRootWidget(binding.wrapWithDefaultView(app))
..scheduleWarmUpFrame();
}