Describe the bug
On version 8 and 9 the repo there is a weird header bug with the weekday length. It's fine on 7 for some reason.
To Reproduce
simply use the datepicker with the code I have provided on version 8 or 9.
Expected behavior
Refer to screen shots for version 7 behaviour.
Screenshots
Version 7 proper look:

Version 8 or 9 broken week header:

Desktop (please complete the following information):
- OS: linux mint 23
- Browser firefox
- Version 152
Code used:
DatePickerForm.txt
Additional Details
Nextjs 16.2.6
React 19.2.3
Describe the bug
On version 8 and 9 the repo there is a weird header bug with the weekday length. It's fine on 7 for some reason.
To Reproduce
simply use the datepicker with the code I have provided on version 8 or 9.
Expected behavior
Refer to screen shots for version 7 behaviour.
Screenshots

Version 7 proper look:
Version 8 or 9 broken week header:

Desktop (please complete the following information):
Code used:
DatePickerForm.txt
Additional Details
Nextjs 16.2.6
React 19.2.3