Fix lougout-Zeit

apps/dispatch/app/(app)/dispatch/_components/navbar/_components/Connection.tsx

@@ -22,9 +22,6 @@ export const ConnectionBtn = () => {
 	const session = useSession();
 	const uid = session.data?.user?.id;
 
-	// useEffect für die Logoff-Zeit
-	const [logoffHours, logoffMinutes] = form.logoffTime?.split(":").map(Number) || [];
-
 	useEffect(() => {
 		// Disconnect the socket when the component unmounts
 		return () => {
@@ -101,11 +98,13 @@ export const ConnectionBtn = () => {
 										className="btn"
 										onClick={async () => {
 											if (!connection.connectedDispatcher?.id) return;
+											const [logoffHours, logoffMinutes] =
+												form.logoffTime?.split(":").map(Number) || [];
 											await changeDispatcherMutation.mutateAsync({
 												id: connection.connectedDispatcher?.id,
 												data: {
 													esimatedLogoutTime:
-														logoffHours && logoffMinutes
+														logoffHours !== undefined && logoffMinutes !== undefined
 															? getNextDateWithTime(logoffHours, logoffMinutes)
 															: null,
 												},