create node with request dto

app/Node/UseCases/CreateNode.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Node\UseCases;
+
+use App\Node\Node;
+use App\Node\CreateNodeDto;
+use App\Node\NodeRepository;
+
+class CreateNode
+{
+    public function __construct(
+        private NodeRepository $nodeRepo,
+    ) {}
+
+    public function execute(CreateNodeRequest $request): Node
+    {
+        return $this->nodeRepo->create(new CreateNodeDto(
+            title: $request->title,
+        ));
+    }
+}

app/Node/UseCases/CreateNodeRequest.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace App\Node\UseCases;
+
+class CreateNodeRequest
+{
+    public function __construct(
+        public string $title,
+    ) {}
+}