升级XR插件版本

Packages/MCPForUnity/Editor/Tools/JsonUtil.cs

@@ -0,0 +1,31 @@
+using MCPForUnity.Editor.Helpers;
+using Newtonsoft.Json.Linq;
+using UnityEngine;
+
+namespace MCPForUnity.Editor.Tools
+{
+    internal static class JsonUtil
+    {
+        /// <summary>
+        /// If @params[paramName] is a JSON string, parse it to a JObject in-place.
+        /// Logs a warning on parse failure and leaves the original value.
+        /// </summary>
+        internal static void CoerceJsonStringParameter(JObject @params, string paramName)
+        {
+            if (@params == null || string.IsNullOrEmpty(paramName)) return;
+            var token = @params[paramName];
+            if (token != null && token.Type == JTokenType.String)
+            {
+                try
+                {
+                    var parsed = JObject.Parse(token.ToString());
+                    @params[paramName] = parsed;
+                }
+                catch (Newtonsoft.Json.JsonReaderException e)
+                {
+                    McpLog.Warn($"[MCP] Could not parse '{paramName}' JSON string: {e.Message}");
+                }
+            }
+        }
+    }
+}