With 7.0.247, on iPhone 15 pro max with iOS 26.5, the buttons added with LightweightPopupButtonPlacement.BELOW_SPINNER) do not respect the safe area as the screenshot below show. This means that using them activates the 'home indicator' horizontal bar.
Inspecting the components in the simulator seems to show that the Container with the spinners has the safe area bottom padding which should instead be added to the container with the bottom buttons. Or may the safe area margin should be added to top-level container containing both spinners and buttons.

With 7.0.247, on iPhone 15 pro max with iOS 26.5, the buttons added with
LightweightPopupButtonPlacement.BELOW_SPINNER)do not respect the safe area as the screenshot below show. This means that using them activates the 'home indicator' horizontal bar.Inspecting the components in the simulator seems to show that the Container with the spinners has the safe area bottom padding which should instead be added to the container with the bottom buttons. Or may the safe area margin should be added to top-level container containing both spinners and buttons.