Fix level 4 type errors #53

	name: PHP Composer
	on: [push, pull_request]
	jobs:
	build:
	name: Run tests on ${{ matrix.php }}
	runs-on: ubuntu-latest

	strategy:
	matrix:
	php: [ '8.2', '8.3', '8.4' ]

	steps:
	- name: Checkout
	uses: actions/checkout@v4

	# Docs: https://github.com/shivammathur/setup-php
	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php }}

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

	- name: Validate composer.json and composer.lock
	run: composer validate --strict

	- name: Install Composer dependencies
	run: composer install --no-progress

	- name: Run PHPUnit
	run: composer test

	- name: Perform static analysis
	run: composer analyze -- --error-format=github
	if: ${{ matrix.php == '8.4' }}

	- name: Check Formatting
	run: vendor/bin/php-cs-fixer fix -v --dry-run --stop-on-violation --using-cache=no
	if: ${{ matrix.php == '8.3' }}

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