Update app.py

app.py

@@ -437,7 +437,7 @@ def invoke (prompt, file, history, rag_option, model_option, openai_api_key, k=3
     if (prompt.find('zeichnen') != -1):
         #Bild ausgeben
         image = Image.open(io.BytesIO(result))
-        history[-1][1] = "hallo" #file.name #image
+        history[-1][1] = "" #file.name #image
         print("history zeichnen......................")
         print(history)
         return history, "Stop: Success"