bump version to 0.4.0 #55

	name: CI
	on: [pull_request, push]
	jobs:
	rubocop:
	strategy:
	fail-fast: true
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: ruby/setup-ruby@v1
	with:
	ruby-version: 2.7
	bundler-cache: true
	- run: bundle exec rubocop
	rspec:
	strategy:
	fail-fast: false
	matrix:
	ruby: [ '2.7', '3.0', '3.1' ]
	runs-on: ubuntu-latest
	env:
	DATABASE_URL: "postgresql://postgres:[email protected]:5432/rails-transactional-outbox-test"
	POSTGRES_URL: "postgresql://postgres:[email protected]:5432"
	services:
	postgres:
	image: postgres:14
	env:
	POSTGRES_USER: postgres
	POSTGRES_PASSWORD: postgres
	POSTGRES_DB: rails-transactional-outbox-test
	ports:
	- 5432:5432
	options: --health-cmd pg_isready --health-interval 10s --health-timeout 5s --health-retries 5
	redis:
	image: redis
	ports:
	- 6379:6379
	options: >-
	--health-cmd "redis-cli ping"
	--health-interval 10s
	--health-timeout 5s
	--health-retries 5
	steps:
	- uses: actions/checkout@v2
	- uses: ruby/setup-ruby@v1
	with:
	ruby-version: ${{ matrix.ruby }}
	bundler-cache: true
	- run: bundle exec rake

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