adding chatbot

app.py

@@ -131,8 +131,9 @@ with gr.Blocks(css=css) as demo:
                         langchain_status = gr.Textbox(label="Status", placeholder="", interactive=True)
                         load_pdf = gr.Button("Upload File & Generate Embeddings",).style(full_width=False)
             with gr.Row():
-                summary = gr.Textbox(label="Summary")
-                summarize_pdf = gr.Button("Summarize the Contents").style(full_width=False)
+                with gr.Box():
+                    summary = gr.Textbox(label="Summary")
+                    summarize_pdf = gr.Button("Summarize the document").style(full_width=False)
 
         chatbot = gr.Chatbot()
         question = gr.Textbox(label="Question", placeholder="Type your question and hit Enter")
@@ -152,5 +153,4 @@ with gr.Blocks(css=css) as demo:
             message = gr.Textbox(label="Type your question?",lines=1).style(full_width=False)
         submit_query = gr.Button(value="Send message", variant="secondary", scale = 1)
 
-
 demo.launch()