Set default selection date. For ex- age restricion for 18 year+

[ghost]

How can we set the default selection date . If to select a dob which make the ages mre than 18 years only. How can we make the calendar start form a given year.
Want to start the calendar from a given date .
val timeBoundary = LocalDate.now().let { now ->
now.minusYears(100).. now.minusYears(18)
}

CalendarDialog(
    state = rememberUseCaseState(visible = true, true, onCloseRequest = {
        hide()
    }),
    config = CalendarConfig(
        yearSelection = true,
        monthSelection = true,
        boundary = timeBoundary,
        style = CalendarStyle.MONTH,
    ),
    selection = CalendarSelection.Date {
        mDate.value = it.format(formatter)
        onValueChanged(mDate.value)
    },

)

still the calendar starts from 2023

but when selecting year it works as expected.