feature: Add visual indicator next to comment icon to show new comments

[pktiuk]

Is your feature request related to a problem? Please describe.

I have no Idea when I have new notifications in my project.

Describe the solution you'd like.

There should be some visual indicator next to the Comments icon (red dot or something) in the project view and in the main window.

Describe alternatives you've considered.

No response

Additional context

No response