const getWeekOfYear = (date: Date): number => {
  const startOfYear = new Date(date.getFullYear(), 0, 1);
  const days = Math.floor(
    (date.getTime() - startOfYear.getTime()) / (24 * 60 * 60 * 1000)
  );
  return Math.ceil((days + startOfYear.getDay() + 1) / 7);
};