DrawerHeaderWidget constructor Null safety

DrawerHeaderWidget(
  1. {Key? key,
  2. String? firstName,
  3. String? lastName,
  4. String? email,
  5. Uri? image,
  6. EdgeInsets padding = Dimens.padding_small,
  7. EdgeInsets margin = Dimens.margin_zero,
  8. VoidCallback? onPress}
)