Update app.py

app.py

@@ -418,10 +418,10 @@ with gr.Blocks() as demo:
             history = gr.Textbox(label='History')
             history.style(show_copy_button=True)
 
-
+    
+    topic_input.submit(search_docs, inputs=[topic_input, max_files], outputs=dd_documents)
     btn_search.click(search_docs, inputs=[topic_input, max_files], outputs=dd_documents)
     btn_dl.click(add_to_db, inputs=[dd_documents,tb_session_id], outputs=[db_output,tb_session_id])
-    topic_input.submit(export_files, inputs=dd_documents, outputs=docs_input)
     btn_export.click(export_files, inputs=dd_documents, outputs=docs_input)
     btn_generate_db.click(embed_files, inputs=[docs_input,tb_session_id], outputs=[db_output,tb_session_id])
     btn_reset_db.click(reset_database,inputs=[tb_session_id],outputs=[db_output])