URL Shortener Microservice

• User Story: I can pass a URL as a parameter and I will receive a shortened URL in the JSON response.
• User Story: If I pass an invalid URL that doesn't follow the valid http://www.example.com format, the JSON response will contain an error instead.
• User Story: When I visit that shortened URL, it will redirect me to my original link.

Dependencies

• Express
• url-exists
• mongoose

Usage: https://url-shortener-ls.herokuapp.com/new/[URL]