Describe the Bug

text hasMany placeholder issue:
You can only add placeholder to text without "hasMany"
There is no way to add a placeholder to text with "hasMany"

text hasMany null issue:
After adding a text value and saving, there is no way to remove it and bring it back to null

(see link to code, screenshots, and video below)

Link to the code that reproduces this issue

https://github.com/kimstewartca/payload/commit/98531474db84a552885b6a1989950c7ec8f80a8f

Reproduction Steps

See video:
https://streamable.com/w18in5

Which area(s) are affected? (Select all that apply)

area: core

Environment Info

Payload: 3.28.1
Node: 22.5.4
Nextjs: 15.2.2