Cannot copy paste error messages in Mermaid and LaTeX blocks

[virgile-dev]

What’s broken?

I want to select it using the mouse but selection isn't persistent so I can't copy paste it

What did you expect to happen?

I should be able to select and copy

Steps to reproduce

No response

BlockNote version

No response

Environment

Firefox + ubuntu

Additional context

Capture.video.du.2026-09-29.10-04-05.webm

Contribution

• I'd be interested in contributing a fix for this issue

Sponsor

• I'm a sponsor and would appreciate if you could look into this sooner than later 💖