PageStorageModifier constructor
      const
      PageStorageModifier({ 
    
- Key? key,
- Widget? child,
- Key? modifierKey,
- required PageStorageBucket bucket,
Creates a widget that provides a storage bucket for its descendants.
The bucket argument must not be null.
Implementation
const PageStorageModifier({
  super.key,
  super.child,
  super.modifierKey,
  required this.bucket,
});