Kick off the SDK based on Symfony's MCP SDK

src/Capability/Tool/CollectionInterface.php

@@ -0,0 +1,29 @@
+<?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;
+
+use Mcp\Exception\InvalidCursorException;
+
+/**
+ * @author Tobias Nyholm <tobias.nyholm@gmail.com>
+ */
+interface CollectionInterface
+{
+    /**
+     * @param int $count the number of metadata items to return
+     *
+     * @return iterable<MetadataInterface>
+     *
+     * @throws InvalidCursorException if no item with $lastIdentifier was found
+     */
+    public function getMetadata(int $count, ?string $lastIdentifier = null): iterable;
+}