Create the Rails app
Tidu up Gemfile
Add rspec-rails gem in Gemfile
Run 'rails g rspec:install' to configure rspec
Create pending tests for Contact model
Create Contact model
Create contacts table
Add email column to contacts table
Add validation for presence of email in Contact model
Add faker gem to Gemfile
Refactor test to validate presence of email by now generating email with faker gem
Add test to validate presence of first name on Contact model
Add validation for presence of first name on Contact model
Fix failing test for validating presence of email on Contact model
Add last name column to contacts table
Add test for validation of last_name to Contact model
Add validation for presence of last name on Contact model
Add fabrication gem to Gemfile
Create fabricator for contact
Update Contact model tests to use fabrication gem for validations