Add initial Rector configuration

Signed-off-by: Tim Goudriaan <tim@codedmonkey.com>

Author: codedmonkey

rector.php

@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\Config\RectorConfig;
+
+return RectorConfig::configure()
+    ->withCache(__DIR__ . '/var/cache/rector')
+    ->withRootFiles()
+    ->withPaths([
+        __DIR__ . '/bin',
+        __DIR__ . '/src',
+        __DIR__ . '/tests',
+    ])
+    ->withImportNames(importShortClasses: false)
+    ->withPhpSets()
+    ->withComposerBased(
+        twig: true,
+        doctrine: true,
+        phpunit: true,
+        symfony: true,
+    )
+    ->withAttributesSets(
+        symfony: true,
+        doctrine: true,
+        phpunit: true,
+    );