Kick off the SDK based on Symfony's MCP SDK

src/Capability/Tool/IdentifierInterface.php

@@ -0,0 +1,20 @@
+<?php
+
+/*
+ * This file is part of the official PHP MCP SDK.
+ *
+ * A collaboration between Symfony and the PHP Foundation.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Mcp\Capability\Tool;
+
+/**
+ * @author Tobias Nyholm <tobias.nyholm@gmail.com>
+ */
+interface IdentifierInterface
+{
+    public function getName(): string;
+}