Drupal had "books" out of the box, that checks the tree view structure. Not sure about the tracking but it seems it wouldn't be difficult to set up. Disclaimer:

Drupal had "books" out of the box, that checks the tree view structure. Not sure about the tracking but it seems it wouldn't be difficult to set up. Disclaimer: it's been a decade since the last time I installed Drupal. Oh, and "books" were a kind of wiki, in case it wasn't clear.