text: let eventGuid = 0;
  let todayStr = new Date().toISOString().replace(/T.*$/, ''); // YYYY-MM-DD of today
  
  export const INITIAL_EVENTS = [
      {
          id: createEventId(),
          title: 'All-day event',
          start: todayStr,
      },
      {
          id: createEventId(),
          title: 'Timed event',
          start: todayStr + 'T12:00:00',
      },
  ];
  
  export function createEventId() {
      return String(eventGuid++);
  }
  