V4 docs and setup #267

	# yaml-language-server: $schema=https://json.schemastore.org/github-workflow

	name: "Static Analysis"

	on: # yamllint disable-line rule:truthy
	pull_request: null
	push:
	branches:
	- "master"

	permissions:
	contents: "read"

	concurrency:
	group: "${{ github.workflow }}-${{ github.ref }}"
	cancel-in-progress: true

	jobs:
	static_analysis:
	name: "Static Analysis"
	runs-on: "ubuntu-22.04"
	steps:
	-
	name: "Set up PHP"
	uses: "shivammathur/setup-php@v2"
	with:
	php-version: "8.0"
	coverage: "none"
	-
	name: "Checkout repository"
	uses: "actions/checkout@v3"
	-
	name: "Validate Composer configuration"
	run: "composer validate --no-interaction --strict"
	-
	name: "Install dependencies"
	uses: "ramsey/composer-install@v2"
	with:
	dependency-versions: "highest"
	-
	name: "Check PSR-4 mapping"
	run: "composer dump-autoload --no-interaction --optimize --strict-psr"
	-
	name: "Run PHPHStan"
	run: "composer run stan"
	-
	name: "Run PHP Code Sniffer"
	run: "composer run cs"

Provide feedback