[changelog] Add Keep a Changelog automation (#28) #13

	name: Require Changelog Entry

	on:
	workflow_call:
	inputs:
	base-ref:
	type: string
	required: false
	default: main
	pull_request:

	permissions:
	contents: read

	jobs:
	require-changelog:
	name: Require Changelog Update
	runs-on: ubuntu-latest

	steps:
	- name: Checkout repository
	uses: actions/checkout@v6
	with:
	fetch-depth: 0

	- name: Cache Composer dependencies
	uses: actions/cache@v5
	with:
	path: /tmp/composer-cache
	key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
	restore-keys: \|
	${{ runner.os }}-composer-

	- name: Install dependencies
	uses: php-actions/composer@v6
	env:
	COMPOSER_AUTH: '{"github-oauth": {"github.com": "${{ github.token }}"} }'
	COMPOSER_CACHE_DIR: /tmp/composer-cache
	with:
	php_version: '8.3'
	command: 'install'
	args: '--prefer-dist --no-progress --no-interaction --no-scripts'

	- name: Resolve base reference
	id: base_ref
	run: echo "value=${INPUT_BASE_REF:-${GITHUB_BASE_REF:-main}}" >> "$GITHUB_OUTPUT"
	env:
	INPUT_BASE_REF: ${{ inputs.base-ref }}

	- name: Fetch base reference
	run: git fetch origin "${BASE_REF}" --depth=1
	env:
	BASE_REF: ${{ steps.base_ref.outputs.value }}

	- name: Verify unreleased changelog entries
	uses: php-actions/composer@v6
	env:
	BASE_REF: ${{ steps.base_ref.outputs.value }}
	with:
	php_version: '8.3'
	php_extensions: pcov pcntl
	command: 'dev-tools'
	args: 'changelog:check -- --against="refs/remotes/origin/${BASE_REF}"'

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