update date-fns finally

helpers/date.ts

@@ -1,5 +1,5 @@
 import { parse, format, addDays, subDays } from 'date-fns'
-import { utcToZonedTime } from 'date-fns-tz'
+import { TZDateMini } from '@date-fns/tz'
 
 const FRONTEND_FORMAT = 'dd.MM.yyyy'
 const BACKEND_FORMAT = 'yyyy-MM-dd'
@@ -77,10 +77,9 @@ export function dateParseBackend(input: string): Date {
 }
 
 export function nowInTz(timezone = 'Europe/Berlin'): Date {
-  const now = new Date()
-  return utcToZonedTime(now, timezone)
+  return new Date((new TZDateMini(new Date(), timezone)).toISOString());
 }
 
 export function getNextDay(date: Date) {
   return addDays(date, 1)
-}
+}