Update app.py

app.py

@@ -603,8 +603,10 @@ def main():
 
     st.title("Advanced File Downloader")
     
-    # Sidebar settings
-    st.header("Settings")
+    # Mode Selection
+    mode = st.radio("Select Mode", ["Manual URL", "Bing Search", "PDF Summarizer"])
+    
+    # Advanced Options
     with st.expander("Advanced Options"):
         custom_extensions = st.text_input(
             "Custom File Extensions",