luceos
When I activate Moderator Notes the link extension stop to work.
This is when the extension is off:

As you can see links are visible, pin discussion has the red pin discussion, etc, on the top there is the icon for the saved post (draft).
Once I activate the extension, even cleaning cache and everything broke Flarum:

Results:

Developer console say:

https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Errors/Unexpected_type