update doc ;perf: model test (#4098)

* perf: extract array

* update doc

* perf: model test

* perf: model test

packages/service/core/workflow/dispatch/agent/extract.ts

@@ -202,7 +202,7 @@ ${description ? `- ${description}` : ''}
     properties[item.key] = {
       ...jsonSchema,
       description: item.desc,
-      ...(item.enum ? { enum: item.enum.split('\n') } : {})
+      ...(item.enum ? { enum: item.enum.split('\n').filter(Boolean) } : {})
     };
   });
   // function body

packages/service/core/workflow/dispatch/index.ts

@@ -21,7 +21,7 @@ import {
   FlowNodeInputTypeEnum,
   FlowNodeTypeEnum
 } from '@fastgpt/global/core/workflow/node/constant';
-import { getNanoid, replaceVariable } from '@fastgpt/global/common/string/tools';
+import { getNanoid } from '@fastgpt/global/common/string/tools';
 import { getSystemTime } from '@fastgpt/global/common/time/timezone';
 
 import { dispatchWorkflowStart } from './init/workflowStart';
@@ -426,6 +426,14 @@ export async function dispatchWorkFlow(data: Props): Promise<DispatchFlowRespons
     })();
 
     if (!nodeRunResult) return [];
+    if (res?.closed) {
+      addLog.warn('Request is closed', {
+        appId: props.runningAppInfo.id,
+        nodeId: node.nodeId,
+        nodeName: node.name
+      });
+      return [];
+    }
 
     /* 
       特殊情况：