hello-theme/composer.json

{
    "name": "elementor/hello-theme",
    "require": {
        "squizlabs/php_codesniffer": "^3.5",
        "dealerdirect/phpcodesniffer-composer-installer": "^0.7.1",
        "elementor/elementor-sniffs": "^0.2.0"
    },
    "scripts": {
        "lint": "phpcs --extensions=php -p"
    }
}