Update app.py

app.py

@@ -439,8 +439,8 @@ def invoke (prompt, file, history, rag_option, model_option, openai_api_key, k=3
         #Bild ausgeben
         image = Image.open(io.BytesIO(result)) 
         print("image:.................")
-        print(image)
-        history[-1][1] = io.BytesIO(result),  #file.name, 
+        print(result)
+        history[-1][1] = result  #file.name, 
         print("history zeichnen......................")
         print(history)
         if shared_state.interrupted: