Rails Application Setup Procedure (System should have ruby installed).
Starting Backend Application:
1) In a terminal go to `news` folder and run the following commands.
a) `bundle install`
It will install all the gems required by the system.
b) `bundle exec rake db:setup`
It will create the database schema and seed a user in the system.
email: 'user@news.com', password: 'password'
c) `bundle exec rails server`
It will start the server (rails application) on port 3000