Dogfood the shared PHP-CS-Fixer config in CI #1

	name: PHP-CS-Fixer

	on:
	pull_request:
	push:
	branches:
	- "main"
	workflow_dispatch:

	concurrency:
	group: php-cs-fixer-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	jobs:
	php-cs-fixer:
	name: PHP-CS-Fixer
	runs-on: ubuntu-latest
	timeout-minutes: 5
	steps:
	- uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7

	- name: Setup PHP
	uses: shivammathur/setup-php@f3e473d116dcccaddc5834248c87452386958240 # v2
	with:
	php-version: 8.4
	coverage: none
	extensions: mbstring

	- name: Get Composer cache directory
	id: composer-cache
	run: \|
	echo "composer_dir={$(composer config cache-files-dir)}" >> $GITHUB_OUTPUT

	- name: Retrieve Composer‘s cache
	uses: actions/cache@2c8a9bd7457de244a408f35966fab2fb45fda9c8 # v6
	with:
	path: ${{ steps.composer-cache.outputs.composer_dir }}
	key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
	restore-keys: \|
	${{ runner.os }}-composer-

	- name: Install composer dependencies
	run: "composer install --no-interaction --no-progress --no-scripts"

	# Dogfood: lint this package with its own shared PHP-CS-Fixer config.
	# A hard gate (not auto-fixed) so a renamed/removed rule from a dependency bump fails loudly.
	- name: Run PHP-CS-Fixer
	run: composer php-cs-fixer:check

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