Ability to control editor preview breakpoints

[kubiqsk]

There should be a way how to control preview breakpoints in editor.

We should be able to add / remove / change

Ideally some UI in admin ofc, but also some hook would be enough.

[skorasaurus]

Hi,

Thanks for reporting; I agree, this would be great to implement.
This has been discussed and/or requested in #21235. Feel free to comment in there with your or add your reaction and follow its progress in the issue.