install

#composer requirements
  "require-dev": {
        "captainhook/captainhook": "^5.25",
        "deployer/deployer": "^7.5",
        "friendsofphp/php-cs-fixer": "^3.75",
        "frosh/shopware-rector": "^0.5.5",
        "phpstan/extension-installer": "^1.4",
        "phpstan/phpstan-symfony": "^2.0",
        "rector/rector": "^2.0",
        "shopware/dev-tools": "^1.5",
        "squizlabs/php_codesniffer": "^3.13"
    }
    
    composer require --dev captainhook/captainhook friendsofphp/php-cs-fixer frosh/shopware-rector rector/rector shopware/dev-tools squizlabs/php_codesniffer phpstan/phpstan-symfony phpstan/extension-installer