1. Create the app
2. Configure
   1. Add Rspec
   2. Add Rubocop

rails new --help to show default configuration options.

Useful options: -d postgresql Preconfigure for selected database -T Skip test ./ Create app in the current folder. App name, is the name of the folder.

GitHub - rspec/rspec-rails: RSpec for Rails-3+

• Add gem to gemfile & bundle install
• Initialize the spec/ directory rails generate rspec:install
• To include rails_helper by default, append to generated .rspec file: --require rails_helper

• Add gem to gemfile & bundle install
• Add Relaxed Rubocop (https://relaxed.ruby.style/): Add the following lines to your .rubocop.yml:

inherit_from:
  https://relaxed.ruby.style/rubocop.yml

• Add more config in .rubocop.yml:

inherit_from:
  - http://relaxed.ruby.style/rubocop.yml

AllCops:
  DisplayStyleGuide: true
  DisplayCopNames: true
  Exclude:
    - 'db/schema.rb'
    - 'vendor/**/*'
    - 'config/environments/*.rb'
    - 'bin/*'

Rails:
  Enabled: True

Style/FrozenStringLiteralComment:
  Enabled: false

Metrics/BlockLength:
  Exclude:
    - 'spec/**/*.rb'
    - 'Guardfile'
    - 'vendor/bundle'