Function toBoundary

site/src/components/DateRangePicker/DateRangePicker.tsx:94–101

* Normalise a calendar selection into the API-friendly boundary format * that the old component produced: startDate at midnight, endDate either * rounded up to the next hour (if it falls on today) or to the start of * the following day.

(from: Date, to: Date, now: Date)

 * the following day.
 */
function toBoundary(from: Date, to: Date, now: Date): DateRangeValue {
	const currentTime = dayjs(now);
	const start = dayjs(from).startOf("day").toDate();
	const end = dayjs(to).isSame(currentTime, "day")
		? currentTime.startOf("hour").add(1, "hour").toDate()
		: dayjs(to).startOf("day").add(1, "day").toDate();
	return { startDate: start, endDate: end };
}

/**
 * Reverse the boundary normalization so the calendar highlights the