PHPCS code standard fixes #4

	name: PHP_CodeSniffer

	on:
	pull_request:
	paths:
	- "**.php"
	- "phpcs.xml"
	- ".github/workflows/phpcs.yml"

	jobs:
	phpcs:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2

	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: '7.4'
	coverage: none
	tools: composer, cs2pr

	- name: Get Composer cache directory
	id: composer-cache
	run: echo "::set-output name=dir::$(composer config cache-files-dir)"

	- name: Setup cache
	uses: pat-s/always-upload-cache@v1.1.4
	with:
	path: ${{ steps.composer-cache.outputs.dir }}
	# Use the hash of composer.json as the key for your cache if you do not commit composer.lock.
	# key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}
	key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
	restore-keys: ${{ runner.os }}-composer-

	- name: Install dependencies
	run: composer install --prefer-dist --no-progress

	- name: Detect coding standard violations
	run: vendor/bin/phpcs -q --report=checkstyle \| cs2pr --graceful-warnings

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