loader_overlay library Null safety

Classes

GlobalLoaderOverlay
Global widget that can be used to wrap the whole app
LoaderOverlay
Class that efetivally display the overlay on the screen. It's a Stateful widget so we can dispose when not needed anymore
OverlayControllerWidget
The inherited widget that guarantees the behavior of the overlay

Extensions

OverlayControllerWidgetExtension
Just a extension to make it cleaner to show or hide the overlay