Set Ruby version during CD (#30) #124

	name: CI

	# This runs every time a new commit is pushed to GitHub.
	on: [pull_request, push]

	jobs:
	rspec:
	runs-on: ubuntu-latest
	# We run our `rspec` tests on many versions of Ruby to ensure compatibility.
	strategy:
	matrix:
	ruby:
	- 3.1
	- 3.2
	env:
	BUNDLE_GEMFILE: Gemfile
	name: "RSpec tests: Ruby ${{ matrix.ruby }}"
	steps:
	# This is an action from the public marketplace. We reference a specific commit as a security measure,
	# but there are many ways to reference an action:
	# https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#example-using-versioned-actions
	- uses: actions/checkout@cbb722410c2e876e24abbe8de2cc27693e501dcb
	- name: Set up Ruby ${{ matrix.ruby }}
	uses: ruby/setup-ruby@4a9ddd6f338a97768b8006bf671dfbad383215f4
	with:
	# This caches the gems that bundle installs so subsequent runs can be faster.
	# It is what allows us to not run `gem install bundler` and `bundle install` in subsequent steps.
	bundler-cache: true
	ruby-version: ${{ matrix.ruby }}
	- name: Run tests
	run: bundle exec rspec

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