Created script to update an already existing system

bin/install

@@ -1,4 +1,14 @@
 #!/usr/bin/env php
 <?php
+use Shlinkio\Shlink\CLI\Command\Install\InstallCommand;
+use Symfony\Component\Console\Application;
+use Zend\Config\Writer\PhpArray;
 
-include 'install.php';
+chdir(dirname(__DIR__));
+
+require __DIR__ . '/../vendor/autoload.php';
+
+$app = new Application();
+$app->add(new InstallCommand(new PhpArray()));
+$app->setDefaultCommand('shlink:install');
+$app->run();