fix: sse response (#6468)

Author: c121914yu

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

@@ -49,7 +49,9 @@ const WorkflowResponseItemSchema = z.object({
   id: z.string().optional(),
   stepId: z.string().optional(),
   event: z.custom<SseResponseEventEnum>(),
-  data: z.record(z.string(), z.any())
+  data: z.custom<Record<string, any> & { length?: never }>(
+    (val) => typeof val === 'object' && val !== null && !Array.isArray(val)
+  )
 });
 export type WorkflowResponseItemType = z.infer<typeof WorkflowResponseItemSchema>;
 export const WorkflowResponseFnSchema = z.function({

projects/app/src/pages/api/v1/chat/completions.ts

@@ -398,7 +398,6 @@ async function handler(req: NextApiRequest, res: NextApiResponse) {
     const feResponseData = responseAllData
       ? flowResponses
       : filterPublicNodeResponseData({ nodeRespones: flowResponses, responseDetail: showCite });
-
     if (stream) {
       workflowResponseWrite({
         event: SseResponseEventEnum.answer,
@@ -413,10 +412,12 @@ async function handler(req: NextApiRequest, res: NextApiResponse) {
         data: '[DONE]'
       });
 
+      // 特殊输配(data 不是{})
       if (detail) {
-        workflowResponseWrite({
+        responseWrite({
+          res,
           event: SseResponseEventEnum.flowResponses,
-          data: feResponseData
+          data: JSON.stringify(feResponseData)
         });
       }