Improve workflow #1

	name: PHPStan

	on:
	pull_request:

	defaults:
	run:
	shell: bash

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

	permissions:
	contents: read

	jobs:
	phpstan:
	name: PHPStan
	runs-on: ubuntu-24.04

	env:
	php-version: '8.2'
	steps:
	-
	name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ env.php-version }}
	ini-values: "memory_limit=-1"
	coverage: none

	-
	name: Checkout target branch
	uses: actions/checkout@v6
	with:
	ref: ${{ github.base_ref }}

	-
	name: Checkout PR
	uses: actions/checkout@v6

	-
	name: Install dependencies
	run: \|
	COMPOSER_HOME="$(composer config home)"
	([ -d "$COMPOSER_HOME" ] \|\| mkdir "$COMPOSER_HOME") && cp .github/composer-config.json "$COMPOSER_HOME/config.json"
	composer install --no-progress --ansi --no-plugins

	-
	name: Generate PHPStan baseline
	run: \|
	git checkout composer.json
	git checkout -m ${{ github.base_ref }}
	vendor/bin/phpstan analyze --generate-baseline --allow-empty-baseline --no-progress
	git checkout -m FETCH_HEAD

	-
	name: PHPStan
	run: \|
	vendor/bin/phpstan analyze --no-progress --error-format=github

Provide feedback