Update app.py

app.py

@@ -421,6 +421,8 @@ with open("custom.css", "r", encoding="utf-8") as f:
 with gr.Blocks(css=customCSS, theme=themeAlex) as demo:
     history = gr.State([])
     user_question = gr.State("")
+    #validiert speichern
+    validate = gr.State(False)
 
     with gr.Row():
             user_input_validate =gr.Textbox(label= "Bitte das oben im Moodle Kurs angegebene Wort eingeben, um die Anwendung zu starten", visible=True, interactive=True, scale= 7)