Basic support for creating invoices

app/Domains/Rechnung/Actions/GeneratePdf/GeneratePdfResponse.php

@@ -0,0 +1,11 @@
+<?php
+
+namespace App\Domains\Rechnung\Actions\GeneratePdf;
+
+class GeneratePdfResponse
+{
+    public function __construct(
+        public readonly string $pdfContent,
+        public readonly string $filename,
+    ) {}
+}