How to display the week number with customization in Flutter date range picker (SfDateRangePicker)

import 'package:flutter/material.dart';
import 'package:flutter/widgets.dart';
import 'package:syncfusion_flutter_datepicker/datepicker.dart';
 
void main() => runApp(const WeekNumber());
 
class WeekNumber extends StatefulWidget {
  const WeekNumber({Key? key}) : super(key: key);
 
  @override
  State<StatefulWidget> createState() => WeekNumberCustomization();
}
 
class WeekNumberCustomization extends State<WeekNumber> {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      home: Scaffold(
          body: Card(
        margin: const EdgeInsets.fromLTRB(50, 150, 50, 150),
        child: SafeArea(
          child: SfDateRangePicker(
            monthViewSettings: const DateRangePickerMonthViewSettings(
                showWeekNumber: true,
                weekNumberStyle: DateRangePickerWeekNumberStyle(
                    textStyle: TextStyle(
                      color: Colors.amber,
                    ),
                    backgroundColor: Color(0xFFDF5E5E))),
          ),
        ),
      )),
    );;
  }
}