升级XR插件版本

Packages/MCPForUnity/Editor/Resources/Project/Layers.cs

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+using System;
+using System.Collections.Generic;
+using MCPForUnity.Editor.Helpers;
+using Newtonsoft.Json.Linq;
+using UnityEngine;
+
+namespace MCPForUnity.Editor.Resources.Project
+{
+    /// <summary>
+    /// Provides dictionary of layer indices to layer names.
+    /// </summary>
+    [McpForUnityResource("get_layers")]
+    public static class Layers
+    {
+        private const int TotalLayerCount = 32;
+
+        public static object HandleCommand(JObject @params)
+        {
+            try
+            {
+                var layers = new Dictionary<int, string>();
+                for (int i = 0; i < TotalLayerCount; i++)
+                {
+                    string layerName = LayerMask.LayerToName(i);
+                    if (!string.IsNullOrEmpty(layerName))
+                    {
+                        layers.Add(i, layerName);
+                    }
+                }
+
+                return new SuccessResponse("Retrieved current named layers.", layers);
+            }
+            catch (Exception e)
+            {
+                return new ErrorResponse($"Failed to retrieve layers: {e.Message}");
+            }
+        }
+    }
+}