修复jmidjourney流式数据没有实时推送的问题

apps/jmidjourney/api.py

@@ -42,5 +42,9 @@ async def ve_generate_image(data: dict, request: Request):
     return StreamingResponse(
         generate(),
         media_type="application/x-ndjson",
-        headers={"X-Content-Type-Options": "nosniff"}
+        headers={
+            "Cache-Control": "no-cache",
+            "X-Accel-Buffering": "no",
+            "X-Content-Type-Options": "nosniff"
+        }
     )