[TASK] Switch to `ramsey/composer-install@v3` #182

	name: CGL
	on:
	push:
	branches:
	- main
	- 'renovate/**'
	pull_request:
	branches:
	- '**'
	- '!renovate/**'

	jobs:
	cgl:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
	with:
	fetch-depth: 0

	# Prepare environment
	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: 8.2
	tools: composer:v2
	coverage: none

	# Validation
	- name: Validate composer.json
	run: composer validate

	# Install dependencies
	- name: Install Composer dependencies
	uses: ramsey/composer-install@v3

	# Linting
	- name: Lint composer.json
	run: composer lint:composer
	- name: Lint Editorconfig
	run: composer lint:editorconfig

	# Validate
	- name: Validate Renovate config
	run: composer validate-config

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