Fix PHP 8.3 deprecation #6520

	# https://help.github.com/en/categories/automating-your-workflow-with-github-actions

	name: "Backward Compatibility"

	on:
	pull_request:
	push:
	branches:
	- "1.10.x"
	paths:
	- 'src/**'
	- '.github/workflows/backward-compatibility.yml'

	env:
	COMPOSER_ROOT_VERSION: "1.10.x-dev"

	concurrency:
	group: bc-${{ github.head_ref \|\| github.run_id }} # will be canceled on subsequent pushes in pull requests but not branches
	cancel-in-progress: true

	jobs:
	backward-compatibility:
	name: "Backward Compatibility"

	runs-on: "ubuntu-latest"
	timeout-minutes: 60

	steps:
	- name: "Checkout"
	uses: actions/checkout@v3
	with:
	fetch-depth: 0

	- name: "Install PHP"
	uses: "shivammathur/setup-php@v2"
	with:
	coverage: "none"
	php-version: "8.1"

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

	- name: "Install BackwardCompatibilityCheck"
	run: \|
	composer global config minimum-stability dev
	composer global config prefer-stable true
	composer global require --dev ondrejmirtes/backward-compatibility-check:^7.3.0.1

	- name: "Check"
	run: "$(composer global config bin-dir --absolute)/roave-backward-compatibility-check"

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