- description: retrieve all the reviews from the database.
- API response: A JSON-encoded array of objects where each object represent a review. A review object example looks like this:
{
"_id": "5c99be23d83f3c5994dd1e38",
"image_url": "http://lorempixel.com/640/480/people",
"reviewer_name": "Rey Cummerata",
"star_rate": 5,