If you just care about the back-end part and that rake is green, look at this repository. Here you'll find all the code that you need to make sure you've implemented all the specs that Le Wagon demanded and that bin/rake turns green.
For the front-end part (which is on this repository) I took the liberty to step away from the specs, so I could use modals. It is still a review app where you can add restaurants and create reviews for those restaurants:
