Setting up our application

For this exercise, we will have a hypothetical scenario in which we are Thomas A. Anderson, and we work for a respectable software company. We will play the part of a junior web developer in terms of our knowledge of Rails, and we will be assigned a simple task. The client has requested a simple address book structure where they can save their friends’ contact information – name, last name, email, and phone number. So, let’s get to work. Make sure you have Ruby version 3.1.1 or above installed, or we might encounter issues with the project. We could download a template application that we already have or clone it from GitHub. In case you haven’t done so, open a terminal and type the following git command:

git clone https://github.com/PacktPublishing/From-PHP-to-Ruby-on-Rails.git

If you’ve already done so, just navigate into the chapter09/rails7_original folder inside our project with the following command:

cd From...