App link:

Hosted on Heroku:

https://phonebook-db.herokuapp.com/

version: 2.3

Change Log:

[v2.3] (heroku) fixed some bugs on front-end, hosted on heroku

[v2.2] most recent, improved UI of app

[v2.1] made separate files for express config (app.js) and index.js

[v2.0] main branch, perfected the errorHandler logger

[v1.4] first PR, working code pushed