remove unused imports and fix variable use #6

	name: PHP 8.2 Tests

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	test:
	runs-on: ubuntu-latest

	strategy:
	matrix:
	php-version: ['8.2']

	steps:
	- name: Checkout code
	uses: actions/checkout@v3

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

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

	- name: Cache Composer packages
	id: composer-cache
	uses: actions/cache@v3
	with:
	path: vendor
	key: ${{ runner.os }}-php-${{ hashFiles('**/composer.lock') }}
	restore-keys: \|
	${{ runner.os }}-php-${{ matrix.php-version }}

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

	- name: Run tests
	run: vendor/bin/phpunit --testdox

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