How to use the @serenity-js/assertions.Expectation.to function in @serenity-js/assertions

export function isVisible(): Expectation {
    return Expectation.to('become visible').soThatActual(and(
        isPresent(),
        isDisplayed(),
    ));
}

export function isSelected(): Expectation {
    return Expectation.to('become selected').soThatActual(and(
        isPresent(),
        ElementFinderExpectation.forElementTo('become selected', actual => actual.isSelected()),
    ));
}

export function isClickable(): Expectation {
    return Expectation.to('become clickable').soThatActual(and(isVisible(), isEnabled()));
}