Use actions/checkout v2 for heroku-deploy workflow as written in README #1574

	name: actions
	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- "*"
	# Allows you to run this workflow manually from the Actions tab
	# https://docs.github.com/en/actions/managing-workflow-runs/manually-running-a-workflow
	workflow_dispatch:

	jobs:
	test:
	runs-on: ubuntu-latest
	env:
	DATABASE_HOST: localhost
	DATABASE_USER: postgres
	DATABASE_PASSWORD: password
	DATABASE_PORT: 5432
	TZ: Asia/Tokyo

	services:
	db:
	image: postgres:10.4-alpine
	ports:
	- 5432:5432
	env:
	POSTGRES_USER: postgres
	POSTGRES_PASSWORD: password

	steps:
	- name: ☑️ Checkout code
	uses: actions/checkout@v4
	with:
	fetch-depth: 2

	- name: 💎 Setup Ruby
	uses: ruby/setup-ruby@v1
	with:
	bundler-cache: true

	- name: 🧪 Prepare DB
	run: \|
	bundle exec rails db:create
	bundle exec rails db:setup

	- name: 🔧 Test
	run: bundle exec rspec spec

	deploy:
	needs: test
	if: github.ref == 'refs/heads/main'
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: akhileshns/[email protected]
	with:
	heroku_api_key: ${{ secrets.HEROKU_API_KEY }}
	heroku_app_name: ${{ secrets.HEROKU_APP_NAME }}
	heroku_email: ${{ secrets.HEROKU_EMAIL }}

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