Form validation Regex doesn't work on the website app

[amirhemm]

Version

5.39.3

Operating System

Macos

Browser

Chrome

What are the steps to reproduce this bug?

When you apply regex custom validation on a form, it works on the admin preview, and the validation array on the field appears to be empty.

What is the expected behavior?

When you adde regex the validation should apply to the front end.

What do you see instead?

no validation on the front end and the validation array on the field is empty.

Additional information

Some how the API is not populating the validation array

Possible solution

No response