README updated #3

	name: "CI workflow"
	on:
	# Triggers the workflow on push or pull request events
	push:
	pull_request:

	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:
	permissions:
	contents: "read"
	jobs:
	# Composer config validation
	composer:
	name: Composer config validation
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Validate composer.json
	run: composer validate --strict
	# PHP syntax validation
	php:
	name: PHP syntax validation
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Check PHP syntax
	run: php -l src/ tests/
	# PHP coding standard validation
	phpcs:
	name: PHP coding standard
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: php-actions/composer@v6
	with:
	php_version: 8.2
	- name: Check PHP coding standard
	run: vendor/bin/phpcs
	# run PHP unit tests
	phpunit:
	name: PHPUnit tests
	runs-on: ubuntu-latest
	strategy:
	matrix:
	php_version: [7.4, 8.0, 8.1, 8.2]
	steps:
	- uses: actions/checkout@v3
	- uses: php-actions/composer@v6
	with:
	php_version: ${{ matrix.php_version }}
	- run: vendor/bin/phpunit

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