Show the number of flashcards due for individual documents in the sidebar

Archive Feature Requests
#1

Is it possible to show in sidebar the number of due card due in each document rather than just in the queue

Show the number of flashcards beside the document/folder in sidebar
#2

@Griffin5 You can go to the in-document queue to see how many cards are due in that document.
@hannesfrank Bring css here?

#3

It would be nice to see the number of cards to practice today from each document/folder.

#4

A similar feature was released in RemNote 1.2!