server
  |__
  |   |__express
  |   |__dotenv
  |
  |__public
  |   |__css
  |   |__js
  |   |__img
  |
  |__src
  |   |__models
  |   |__routes
  |   |__app.js
  |   |__server.js
  |__package-lock.json
  |__package.json

-src folder is using MVC pattern