unpackFiles example

if ($ioService->isInteractive()) {
            $ioService->cls();
            $ioService->printBanner();
            $ioService->writeln('<info>Welcome to the Shopware updater </info>');
            $ioService->writeln(sprintf('Shopware Version %s', $version));
            $ioService->writeln('');
            $ioService->ask('Press return to start the update.');
            $ioService->cls();
        }

        $this->unpackFiles();
        $this->updateHtaccess();
        $this->migrateDatabase();
        $this->importSnippets();
        $this->cleanup();
        $this->synchronizeThemes();
        $this->writeLockFile();

        $ioService->cls();
        $ioService->writeln('');
        $ioService->writeln('');
        $ioService->writeln('<info>The update has been finished succesfuly.</info>');