Enforce has_one relationship (batch -> step::type) with unique idx #109

	name: CI
	on: [pull_request]

	# TODO: add linters (rubocop)

	jobs:
	tests:
	name: Tests
	runs-on: ubuntu-latest

	services:
	postgres:
	image: postgres:12
	env:
	POSTGRES_PASSWORD: postgres
	ports: ["5432:5432"]
	options: >-
	--health-cmd pg_isready
	--health-interval 10s
	--health-timeout 5s
	--health-retries 5
	redis:
	image: redis:6
	ports: ["6379:6379"]
	options: >-
	--health-cmd "redis-cli ping"
	--health-interval 10s
	--health-timeout 5s
	--health-retries 5

	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Setup Ruby and install gems
	uses: ruby/setup-ruby@v1
	with:
	bundler-cache: true

	- name: Setup Node
	uses: actions/setup-node@v2
	with:
	node-version-file: '.nvmrc'

	- name: Setup cache & Install packages
	run: \|
	bin/rails dev:cache
	bin/rails webpacker:install

	- name: Setup database
	run: \|
	bin/rails db:setup

	- name: Run tests
	run: \|
	bin/rails test:system test

	- name: Run Zeitwerk check
	run: \|
	bin/rails zeitwerk:check

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