The agent directly outputs the results under the task model #9745 (#9746)

### What problem does this PR solve?

The agent directly outputs the results under the task model #9745

### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/pages/agent/hooks/use-get-begin-query.tsx

@@ -7,7 +7,13 @@ import { t } from 'i18next';
 import { isEmpty } from 'lodash';
 import get from 'lodash/get';
 import { useCallback, useContext, useEffect, useMemo, useState } from 'react';
-import { BeginId, BeginQueryType, Operator, VariableType } from '../constant';
+import {
+  AgentDialogueMode,
+  BeginId,
+  BeginQueryType,
+  Operator,
+  VariableType,
+} from '../constant';
 import { AgentFormContext } from '../context';
 import { buildBeginInputListFromObject } from '../form/begin-form/utils';
 import { BeginQuery } from '../interface';
@@ -21,6 +27,15 @@ export function useSelectBeginNodeDataInputs() {
   );
 }
 
+export function useIsTaskMode() {
+  const getNode = useGraphStore((state) => state.getNode);
+
+  return useMemo(() => {
+    const node = getNode(BeginId);
+    return node?.data?.form?.mode === AgentDialogueMode.Task;
+  }, [getNode]);
+}
+
 export const useGetBeginNodeDataQuery = () => {
   const getNode = useGraphStore((state) => state.getNode);