Added support for PHP 8.3 and dropped support for PHP 8.0 #16

	name: Tests

	on:
	push:
	pull_request:

	jobs:
	tests:
	runs-on: ubuntu-latest
	continue-on-error: ${{ matrix.experimental }}
	strategy:
	fail-fast: true
	matrix:
	php: [8.1, 8.2, 8.3]
	composer-flags: [ '' ]
	stability: ['prefer-lowest', 'prefer-stable']
	experimental: [false]

	name: PHP ${{ matrix.php }} - ${{ matrix.stability }}

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

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

	- name: Get Composer Cache Directory
	id: composer-cache
	run: \|
	echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
	- uses: actions/cache@v4
	with:
	path: ${{ steps.composer-cache.outputs.dir }}
	key: ${{ runner.os }}-composer-${{ matrix.stability }}-${{ hashFiles('**/composer.lock') }}
	restore-keys: \|
	${{ runner.os }}-composer-${{ matrix.stability }}-
	${{ runner.os }}-composer-

	- name: Install dependencies
	run: composer update --${{ matrix.stability }} ${{ matrix.composer-flags }} --prefer-dist --no-interaction --no-progress

	- name: PHPStan
	if: ${{ matrix.experimental == false }}
	run: vendor/bin/phpstan analyze -c phpstan.neon.dist

	- name: PHPUnit
	run: vendor/bin/phpunit --verbose --coverage-text --coverage-clover=coverage.clover

	- name: Infection
	if: ${{ matrix.experimental == false }}
	run: vendor/bin/infection --min-msi=100 --min-covered-msi=100 --show-mutations --only-covered --threads=4 --test-framework-options="--configuration=phpunit.xml.dist" --configuration=infection.json.dist

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