if there is a newer version of the app available, this view is shown
to the user. It can be used to inform the user about new features or
guide them to the new version.
requires moewe.setAppVersion to be used within main();
navigates to the feedback page (using the Flutter Navigator)
and allows the user to send feedback.
For i18n, you can pass a labels object.
For theming, you can pass a theme object. This also allows you to
adapt to dark mode.