Update actions/checkout action to v4 #119

	name: CI

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	build:
	runs-on: ubuntu-latest
	name: ${{ matrix.ruby }} - ${{ matrix.gemfile }}
	strategy:
	matrix:
	ruby:
	- '3.0'
	- '3.1'
	- '3.2'
	- 'truffleruby'
	gemfile:
	- 'activemodel_6.1'
	- 'activemodel_7.0'
	- 'activemodel_main'

	env:
	BUNDLE_GEMFILE: ${{ github.workspace }}/gemfiles/${{ matrix.gemfile }}.gemfile

	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	ruby-version: ${{ matrix.ruby }}
	bundler-cache: true

	- name: Lint via Rubocop
	run: bundle exec rubocop

	- name: Run tests
	run: bundle exec rspec

	- name: Report to Code Climate
	uses: paambaati/codeclimate-action@v5.0.0
	env:
	CC_TEST_REPORTER_ID: ${{ secrets.CC_TEST_REPORTER_ID }}

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