hunk.code_window:       }));
         recurringMutation.mutate(recurringBookings);
       } else {
         mutation.mutate({
           ...bookingValues,
           start: dayjs(date).tz(timeZone()).format(),
           end: dayjs(date).tz(timeZone()).add(duration, "minute").format(),
           eventTypeId: eventType.id,
           eventTypeSlug: eventType.slug,
           timeZone: timeZone(),
           language: i18n.language,
  
hunk.labels: keep keep keep keep keep replace replace keep keep keep keep
hunk.after_edit:         start: dayjs(date).utc().format(),
           end: dayjs(date).utc().add(duration, "minute").format(),
  
hunk.file_path: apps/web/components/booking/pages/BookingPage.tsx
hunk.type: replace
file: // This function is purely necessary because of react-timezone-select see
  // https://github.com/spencermountain/spacetime/issues/323
  // https://github.com/spencermountain/timezone-soft/issues/17
  // and https://github.com/ndom91/react-timezone-select/issues/76
  // for more context
  function isProblematicTimezone(tz: string): boolean {
    const problematicTimezones = [
      "null",
      "Africa/Malabo",
      "Africa/Maseru",
      "Africa/Mbabane",
      "America/Anguilla",
      "America/Antigua",
      "America/Aruba",
      "America/Bahia",
      "America/Cayman",
      "America/Dominica",
      "America/Grenada",
      "America/Guadeloupe",
      "America/Kralendijk",
      "America/Lower_Princes",
      "America/Maceio",
      "America/Marigot",
      "America/Montserrat",
      "America/Nassau",
      "America/St_Barthelemy",
      "America/St_Kitts",
      "America/St_Lucia",
      "America/St_Thomas",
      "America/St_Vincent",
      "America/Tortola",
      "Antarctica/McMurdo",
      "Arctic/Longyearbyen",
      "Asia/Bahrain",
      "Atlantic/St_Helena",
      "Europe/Busingen",
      "Europe/Guernsey",
      "Europe/Isle_of_Man",
      "Europe/Mariehamn",
      "Europe/San_Marino",
      "Europe/Vaduz",
      "Europe/Vatican",
      "Indian/Comoro",
      "Pacific/Saipan",
      "Africa/Asmara",
    ];
    return problematicTimezones.includes(tz);
  }
  export default isProblematicTimezone;
  