Installer example

parent::boot();
        $this->ensureComposerHomeVarIsSet();
    }

    /** * @return \Generator<BundleInterface> */
    public function registerBundles(): \Generator
    {
        yield new FrameworkBundle();
        yield new TwigBundle();
        yield new Installer();
    }

    public function getProjectDir(): string
    {
        $r = new \ReflectionObject($this);

        /** @var string $dir */
        $dir = $r->getFileName();
        if (!file_exists($dir)) {
            throw new \LogicException(sprintf('Cannot auto-detect project dir for kernel of class "%s".', $r->name));
        }

        

use Composer\Composer;
use Composer\IO\IOInterface;
use Composer\Plugin\PluginInterface;

class Plugin implements PluginInterface
{
    /** @var Installer */
    private $installer;

    public function activate(Composer $composer, IOInterface $io): void
    {
        $this->installer = new Installer($io, $composer);
        $composer->getInstallationManager()->addInstaller($this->installer);
    }

    public function deactivate(Composer $composer, IOInterface $io): void
    {
        $composer->getInstallationManager()->removeInstaller($this->installer);
    }

    public function uninstall(Composer $composer, IOInterface $io): void
    {
    }
}

class InstallerTest extends TestCase
{
    public function testBuild(): void
    {
        $container = new ContainerBuilder();
        $container->registerExtension(new FrameworkExtension());

        $installer = new Installer();
        $installer->build($container);

        static::assertSame(
            [
                'de' => 'de-DE',
                'en' => 'en-GB',
                'us' => 'en-US',
                'cs' => 'cs-CZ',
                'es' => 'es-ES',
                'fr' => 'fr-FR',
                'it' => 'it-IT',
                

foreach ($this->kernel->getBundles() as $bundle) {
            $io->writeln(sprintf('Copying files for bundle: %s', $bundle->getName()));
            $this->assetService->copyAssetsFromBundle($bundle->getName(), $input->getOption('force'));
        }

        foreach ($this->activeAppsLoader->getActiveApps() as $app) {
            $io->writeln(sprintf('Copying files for app: %s', $app['name']));
            $this->assetService->copyAssetsFromApp($app['name'], $app['path'], $input->getOption('force'));
        }

        $io->writeln('Copying files for bundle: Installer');
        $this->assetService->copyAssets(new Installer(), $input->getOption('force'));

        $publicDir = $this->kernel->getProjectDir() . '/public/';

        if (!file_exists($publicDir . '/.htaccess') && file_exists($publicDir . '/.htaccess.dist')) {
            $io->writeln('Copying .htaccess.dist to .htaccess');
            copy($publicDir . '/.htaccess.dist', $publicDir . '/.htaccess');
        }

        $io->success('Successfully copied all bundle files');

        return self::SUCCESS;
    }