feat: custom destinations

src/Model/EmailAttachmentDto.php

@@ -4,8 +4,11 @@ namespace App\Model;
 
 class EmailAttachmentDto
 {
-    public function __construct(private string $name, private string $content, private string $mimeType)
-    {
+    public function __construct(
+        private readonly string $name,
+        private readonly string $content,
+        private readonly string $mimeType
+    ) {
     }
 
     public function getName(): string