feat: add QRCode definition

src/Entity/QRCode/QRCodeQROptions.php

@@ -0,0 +1,32 @@
+<?php
+declare(strict_types=1);
+
+namespace App\Entity\QRCode;
+
+/**
+ * Options for generating QR code
+ */
+readonly class QRCodeQROptions {
+    private int $scale;
+    private int $margin;
+
+    /**
+     * @param int $scale scaling of png image (2 = 1px is mapped onto 2px, 3 = 1px onto 3px etc.)
+     * @param int $margin white borders of png image in pixels
+     */
+    public function __construct(int $scale, int $margin)
+    {
+        $this->scale = $scale;
+        $this->margin = $margin;
+    }
+
+    public function getScale(): int
+    {
+        return $this->scale;
+    }
+
+    public function getMargin(): int
+    {
+        return $this->margin;
+    }
+}