Ensure caching config is compatible with v1 #115

	name: "Lint composer.json"

	on:
	pull_request:
	push:

	jobs:
	coding-standards:
	name: "Lint composer.json"

	runs-on: ${{ matrix.operating-system }}

	strategy:
	matrix:
	dependencies:
	- "highest"
	php-version:
	- "8.1"
	operating-system:
	- "ubuntu-latest"

	steps:
	- name: "Checkout"
	uses: "actions/checkout@v3"

	- name: "Install PHP"
	uses: "shivammathur/setup-php@v2"
	with:
	coverage: "none"
	php-version: "${{ matrix.php-version }}"
	ini-values: memory_limit=-1
	tools: composer:v2, composer-normalize, composer-require-checker, composer-unused

	- name: "Install dependencies"
	uses: "ramsey/composer-install@v2"
	with:
	dependency-versions: "${{ matrix.dependencies }}"

	- name: "Validate composer.json"
	run: "composer validate --strict"

	- name: "Normalize composer.json"
	run: "composer-normalize --dry-run"

	- name: "Check composer.json explicit dependencies"
	run: "composer-require-checker check --config-file=$(realpath composer-require-checker.json)"

	- name: "Check composer.json unused dependencies"
	run: "composer-unused"

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