WowSpi
@RequiresOptIn(message = "Wow SPI for backend and transport implementations: a minor release may change it.", level = RequiresOptIn.Level.WARNING)
@Target(allowedTargets = [AnnotationTarget.CLASS, AnnotationTarget.FUNCTION, AnnotationTarget.PROPERTY, AnnotationTarget.TYPEALIAS] )
A Wow SPI: a port that backends and transports implement. A minor release may change it, so a user opts in.