Update app.py

app.py

@@ -256,9 +256,6 @@ def demo():
 
 
 
-        chatbot = gr.Chatbot(height=300)
-        with gr.Row():
-            msg = gr.Textbox(placeholder="Type message", container=True)
         with gr.Row():
             db_progress = gr.Textbox(label="Vector database initialization", value="None", visible=True)
         with gr.Row():
@@ -268,6 +265,10 @@ def demo():
         with gr.Row():
             qachain_btn = gr.Button("Initialize question-answering chain...")
             
+        chatbot = gr.Chatbot(height=300)
+
+        with gr.Row():
+            msg = gr.Textbox(placeholder="Type message", container=True)    
         with gr.Accordion("References", open=False):
             with gr.Row():
                 doc_source1 = gr.Textbox(label="Reference 1", lines=2, container=True, scale=20)