Update dependencies and fix all phpstan errors #74

	name: Continuous Integration
	on: [push]

	jobs:
	phpunit:
	name: Unit Tests
	runs-on: ubuntu-latest
	steps:
	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: 8.3
	coverage: xdebug
	tools: composer:v2

	- name: Checkout Repository
	uses: actions/checkout@v2

	- name: Install Dependencies
	run: composer install

	- name: Test
	run: vendor/bin/phpunit tests --testdox --coverage-clover coverage.xml

	- name: Upload to CodeCov
	uses: codecov/codecov-action@v1
	with:
	token: ${{ secrets.CODECOV_TOKEN }}
	files: coverage.xml
	fail_ci_if_error: true

	phpstan:
	name: Static Analysis Check
	runs-on: ubuntu-latest
	strategy:
	matrix:
	php: [8.0, 8.1, 8.2, 8.3]
	container:
	image: davidalger/php:${{ matrix.php }}
	steps:
	- name: Checkout Repository
	uses: actions/checkout@v2

	- name: Install Dependencies
	run: composer2 install

	- name: Run PHPStan
	run: vendor/bin/phpstan

	phpcs:
	name: Code Style (PSR-12)
	runs-on: ubuntu-latest
	container:
	image: davidalger/php:8.3
	steps:
	- name: Checkout Repository
	uses: actions/checkout@v2

	- name: Install Dependencies
	run: composer2 install

	- name: PHP Code Sniffer
	run: vendor/bin/phpcs

	infection:
	name: Infection Check
	runs-on: ubuntu-latest
	continue-on-error: true
	steps:
	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: 8.3
	coverage: xdebug
	tools: composer:v2

	- name: Checkout Repository
	uses: actions/checkout@v2

	- name: Install dependencies
	run: composer install

	- name: Check for Mutants
	run: vendor/bin/infection --threads=$(nproc) --no-progress --logger-github

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