Insetting FABs within the BottomAppBar


On Android we recently saw the introduction and use of the Bottom App Bar which also allows you to add a ‘notch’ when a floating action button component is to be inset into the view. I quite like the look of this component and wanted to make use of it within a Flutter side-project I’m currently working on. I originally thought that I’d have to make this view component myself as it still seems...