src/Installer/Package/ShopPackageInstaller.php
private function copyConfigurationDistFileWithinTarget()
    {
        $pathToConfig       = Path::join($this->getTargetDirectoryOfShopSource(), self::SHOP_SOURCE_CONFIGURATION_FILE);
        $pathToConfigDist   = $pathToConfig . self::DISTRIBUTION_FILE_EXTENSION_MARK;

        $this->copyFileIfIsMissing($pathToConfigDist, $pathToConfig);
    }
private function copyConfigurationDistFileWithinTarget()
    {
        $pathToConfig       = Path::join($this->getTargetDirectoryOfShopSource(), self::SHOP_SOURCE_CONFIGURATION_FILE);
        $pathToConfigDist   = $pathToConfig . self::DISTRIBUTION_FILE_EXTENSION_MARK;

        $this->copyFileIfIsMissing($pathToConfigDist, $pathToConfig);
    }
Copy shop's configuration file from distribution file.