Try to use cssnano #159

	# This workflow uses actions that are not certified by GitHub. They are
	# provided by a third-party and are governed by separate terms of service,
	# privacy policy, and support documentation.
	#
	# This workflow will install a prebuilt Ruby version, install dependencies, and
	# run tests and linters.
	name: "Ruby on Rails CI"
	on:
	push:
	branches: [ "main" ]
	pull_request:
	branches: [ "main" ]
	jobs:
	test:
	runs-on: ubuntu-latest
	services:
	postgres:
	image: postgres:11-alpine
	ports:
	- "5432:5432"
	env:
	POSTGRES_DB: rails_test
	POSTGRES_USER: rails
	POSTGRES_PASSWORD: password
	env:
	HEADLESS: 1
	RAILS_ENV: test
	DATABASE_URL: "postgres://rails:password@localhost:5432/rails_test"
	steps:
	- name: Checkout code
	uses: actions/checkout@v3
	# Add or replace dependency steps here
	- name: Install Ruby and gems
	uses: ruby/setup-ruby@55283cc23133118229fd3f97f9336ee23a179fcf # v1.146.0
	with:
	bundler-cache: true
	- name: Setup Node dependency
	uses: actions/setup-node@v2
	with:
	node-version: '14'
	cache: 'yarn'
	- name: Install node dependencies
	run: yarn install
	- name: Setup chrome driver (for Selenium)
	uses: nanasess/setup-chromedriver@master
	- name: Run chrome driver
	run: \|
	export DISPLAY=:99
	chromedriver --url-base=/wd/hub &
	sudo Xvfb -ac :99 -screen 0 1280x1024x24 > /dev/null 2>&1 &
	- name: Set up database schema
	run: bin/rails db:test:prepare
	- name: Run tests
	run: bin/rake

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