Update app.py

app.py

@@ -187,7 +187,14 @@ submit_button.click(
 with demo:
   gr.HTML(TITLE)
   gr.Markdown(INTRODUCTION_TEXT, elem_classes="markdown-text")
-  with gr.Tabs(elem_classes="tab-buttons") as tabs:
+ with gr.Tabs(elem_classes="tab-buttons") as tabs:
+  with gr.TabItem("Leaderboard", id=0):
+    # Your leaderboard component here (e.g., Leaderboard(value=LEADERBOARD_DF))
+  with gr.TabItem("About", id=1):
+    gr.Markdown("This is the about section")
+  with gr.TabItem("Submit", id=2):
+    # Your model submission form here
+    with gr.Tabs(elem_classes="tab-buttons") as tabs:
     # ... (your tabs content)
     # ... (your submission form)