Fix return type of ViewHelpers #390

	name: Testing calendarize
	on: [push, pull_request]
	jobs:
	build:
	strategy:
	fail-fast: false
	matrix:
	php: ["8.1", "8.2"]
	typo3: ["12.4"]
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v3

	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php }}
	tools: composer
	extensions: pdo

	- name: Setup problem matchers
	run: \|
	echo "::add-matcher::${{ runner.tool_cache }}/php.json"
	echo "::add-matcher::${{ runner.tool_cache }}/phpunit.json"

	- name: Get composer cache directory
	id: composercache
	run: \|
	echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT

	- name: Cache composer dependencies
	uses: actions/cache@v3
	with:
	path: ${{ steps.composercache.outputs.dir }}
	key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
	restore-keys: ${{ runner.os }}-composer-

	- name: Install the right version
	run: composer require "typo3/cms-core:^${{ matrix.typo3 }}" "typo3/cms-workspaces:^${{ matrix.typo3 }}" -W

	- name: Unit Tests with phpunit
	run: composer run tool:phpunit --

	# start db
	- name: Start MySQL
	run: sudo /etc/init.d/mysql start

	# functional tests
	- name: Functional Tests
	run: \|
	export typo3DatabaseName="typo3";
	export typo3DatabaseHost="127.0.0.1";
	export typo3DatabaseUsername="root";
	export typo3DatabasePassword="root";
	composer run tool:phpunit:functional --

	- name: Run PHP CS Fixer checks
	run: composer run tool:php-cs-fixer-check

	# - name: Run DepTrac
	# run: composer run tool:deptrac

	- name: Reset composer.json
	run: git checkout composer.json;

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