Update app.py

app.py

@@ -215,5 +215,8 @@ with gr.Blocks() as demo:
             render_button = gr.Button("Render all PDFs to Database")
             render_button.click(fn=render_to_database)
 
+        with gr.Tabitem('Settings'):
+            gr.Markdown('Settings')
+
 # Launch the interface
 demo.launch(share=True)