feat: llm text stream support for workflow app (#3798)

Co-authored-by: JzoNg <jzongcode@gmail.com>

web/app/components/share/text-generation/result/index.tsx

@@ -201,6 +201,7 @@ const Result: FC<IResultProps> = ({
               status: WorkflowRunningStatus.Running,
               tracing: [],
               expand: false,
+              resultText: '',
             })
             setRespondingFalse()
           },
@@ -243,15 +244,25 @@ const Result: FC<IResultProps> = ({
             }))
             if (!data.outputs)
               setCompletionRes('')
-            else if (Object.keys(data.outputs).length > 1)
-              setCompletionRes(data.outputs)
             else
-              setCompletionRes(data.outputs[Object.keys(data.outputs)[0]])
+              setCompletionRes(data.outputs)
             setRespondingFalse()
             setMessageId(tempMessageId)
             onCompleted(getCompletionRes(), taskId, true)
             isEnd = true
           },
+          onTextChunk: (params) => {
+            const { data: { text } } = params
+            setWorkflowProccessData(produce(getWorkflowProccessData()!, (draft) => {
+              draft.resultText += text
+            }))
+          },
+          onTextReplace: (params) => {
+            const { data: { text } } = params
+            setWorkflowProccessData(produce(getWorkflowProccessData()!, (draft) => {
+              draft.resultText = text
+            }))
+          },
         },
         isInstalledApp,
         installedAppInfo?.id,