diff --git a/metis-starter/src/main/java/com/metis/enums/ChatRoleType.java b/metis-starter/src/main/java/com/metis/enums/ChatRoleType.java
index c424635..6e359fb 100644
--- a/metis-starter/src/main/java/com/metis/enums/ChatRoleType.java
+++ b/metis-starter/src/main/java/com/metis/enums/ChatRoleType.java
@@ -1,22 +1,23 @@
 package com.metis.enums;
 
 import com.fasterxml.jackson.annotation.JsonValue;
+import lombok.AllArgsConstructor;
 import lombok.Getter;
 
 @Getter
+@AllArgsConstructor
 public enum ChatRoleType {
-    SYSTEM("system"),
-    USER("user"),
-    AI("ai"),
-    TOOL_EXECUTION_RESULT("toolExecutionResult");
+    SYSTEM("system", "系统角色"),
+    USER("user", "用户角色"),
+    AI("ai", "ai返回"),
+    TOOL_EXECUTION_RESULT("toolExecutionResult", "工具(函数调用)返回");
 
 
 
     @JsonValue
     private final String value;
 
+    private final String desc;
+
 
-    ChatRoleType(String value) {
-        this.value = value;
-    }
 }
diff --git a/metis-starter/src/test/resources/flow.json b/metis-starter/src/test/resources/flow.json
index d240146..20acf3e 100644
--- a/metis-starter/src/test/resources/flow.json
+++ b/metis-starter/src/test/resources/flow.json
@@ -39,9 +39,19 @@
                   "value": "值"
                   // 值不能为空
                 },
-                "allowedFileUploadMethods": ["localFile","remoteUrl"], // 允许上传方式
-                "allowedFileTypes": [""], // 允许文件类型 自定义
-                "allowedFileExtensions": [""] // 允许文件扩展名 可以自定义
+                "allowedFileUploadMethods": [
+                  "localFile",
+                  "remoteUrl"
+                ],
+                // 允许上传方式
+                "allowedFileTypes": [
+                  ""
+                ],
+                // 允许文件类型 自定义
+                "allowedFileExtensions": [
+                  ""
+                ]
+                // 允许文件扩展名 可以自定义
               },
               {
                 "variable": "background",
@@ -89,6 +99,10 @@
             "promptTemplate": [
               {
                 // 角色
+                // SYSTEM("system", "系统角色"),
+                // USER("user", "用户角色"),
+                // AI("ai", "ai返回"),
+                // TOOL_EXECUTION_RESULT("toolExecutionResult", "工具(函数调用)返回");
                 "role": "system",
                 "text": "你的背景是${context}",
                 "id": "1"
@@ -99,12 +113,17 @@
                 "id": "2"
               }
             ],
+            // 模型参数
             "model": {
+              // 模型id, 需要在模型管理中创建, 调用接口返回
               "modelId": 1,
+              // 模型名称, 接口中获取
               "modelName": "Qwen/Qwen2.5-Coder-32B-Instruct",
+              // 模型参数. 与dify保持一致, 默认值也使用dify
               "completionParams": {
                 "temperature": 0.7,
                 "topP": 0.9,
+                "topK": 1.1,
                 "maxTokens": 1024,
                 "seed": 1234,
                 "presencePenalty": 0,
@@ -144,9 +163,12 @@
           "icon": "",
           "toolbarPosition": "right",
           "config": {
+            // 结束节点的返回变量
             "variables": [
               {
+                // 返回变量字段名称
                 "variable": "query",
+                // 返回变量字段值, 动态模板获取
                 "variableKey": "node_5.query"
               },
               {