Add PHP 8 attributes support #36

	name: CI

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	permissions:
	contents: read

	jobs:
	phpunit:
	name: Run tests PHP ${{ matrix.php }} Symfony ${{ matrix.symfony }} ${{ matrix.dependency }}
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false

	matrix:
	php:
	- '7.1'
	- '7.2'
	- '7.3'
	- '7.4'
	- '8.0'
	- '8.1'
	- '8.2'
	symfony:
	- '3.*'
	- '4.*'
	- '5.*'
	- '6.*'
	dependency:
	- 'highest'
	include:
	- { php: '7.1', symfony: '3.*', dependency: 'lowest' }
	exclude:
	- { php: '8.0', symfony: '3.*' }
	- { php: '8.1', symfony: '3.*' }
	- { php: '8.2', symfony: '3.*' }
	- { php: '7.1', symfony: '5.*' }
	- { php: '7.1', symfony: '6.*' }
	- { php: '7.2', symfony: '6.*' }
	- { php: '7.3', symfony: '6.*' }
	- { php: '7.4', symfony: '6.*' }
	- { php: '8.0', symfony: '6.*' }

	steps:
	- name: Checkout
	uses: actions/checkout@v3

	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php }}
	tools: flex

	- name: Install dependencies
	uses: ramsey/composer-install@v2
	env:
	SYMFONY_REQUIRE: ${{ matrix.symfony }}
	with:
	dependency-versions: ${{ matrix.dependency }}

	- name: Run tests
	run: composer test

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