feat: add CLI.

Author: smeghead

README.md

@@ -1,2 +1,16 @@
 # php-vendor-creadits
 php-vendor-creadits creates CREDITS file from LICENSE files of dependencies
+
+## Install
+
+### From Composer
+
+```bash
+composer require --dev smeghead/php-vendor-credits
+```
+
+## Usage
+
+```bash
+$ vendor/bin/php-class-diagram . > CREDITS
+```

bin/php-vendor-credits

@@ -0,0 +1,14 @@
+#!/usr/bin/env php
+<?php
+
+declare(strict_types=1);
+
+require __DIR__ . '/../vendor/autoload.php';
+
+use Smeghead\PhpVendorCredits\Command\CreditsCommand;
+use Symfony\Component\Console\Application;
+
+$app = new Application('php-vendor-credits', '0.0.1');
+$app->add(new CreditsCommand('credits'));
+$app->setDefaultCommand('credits', true);
+$app->run();

composer.json

@@ -17,7 +17,9 @@
             "name": "smeghead"
         }
     ],
-    "require": {},
+    "require": {
+        "symfony/console": "^5.4"
+    },
     "scripts": {
         "test": [
             "php vendor/bin/phpunit --colors test/"