feat(console): initial code commit for flextype console app

bin/flextype

@@ -0,0 +1,12 @@
+#!/usr/bin/env php
+<?php declare(strict_types=1);
+
+require __DIR__ . '/vendor/autoload.php';
+
+use Symfony\Component\Console\Application;
+
+$application = new Application();
+
+// ... register commands
+
+$application->run();