Dark reader extension memory leak #2818

What’s broken?

Lot of users are using dark reader extensions, we got some complains about performance issues when they were using it.

After investigation, I noticed that 2 blocks give issues with a dark reader extension:

• having a code block (with languages setup) with a dark reader extension, make the tab to be totally unusable. https://www.blocknotejs.org/examples/theming/code-block
• the toggle blocks seems to not be supported neither https://www.blocknotejs.org/examples/custom-schema/toggleable-blocks

What did you expect to happen?

To works with a dark reader extension.

Steps to reproduce

On Chrome, I used Dark reader, https://chromewebstore.google.com/detail/dark-reader/eimadpbcbfnmbkopoojfekhnkhdbieeh?hl=en-US&utm_source=ext_sidebar

BlockNote version

v0.51.3

Environment

Chrome

Additional context

No response

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 💖