captureSingleScreenshot method
Implementation
Future<File> captureSingleScreenshot() async {
final Uint8List screenshotBytes = await _captureSingleFrame();
final directory = await getTemporaryDirectory();
final String fileName = '${DateTime.now().millisecondsSinceEpoch}.png';
final File screenshotFile = File('${directory.path}/$fileName');
await screenshotFile.writeAsBytes(screenshotBytes);
return screenshotFile;
}