Update app.py

app.py

@@ -129,11 +129,14 @@ with st.sidebar:
         )
 
     # Buttons: run persists, clear removes results
-    colA, colB = st.columns(2)
-    with colA:
-        run_clicked = st.button("Run Analysis", type="primary", use_container_width=True)
-    with colB:
-        clear_clicked = st.button("Clear Results", type="secondary", use_container_width=True)
+    #colA, colB = st.columns(2)
+    #with colA:
+    #    run_clicked = st.button("Run Analysis", type="primary", use_container_width=True)
+    #with colB:
+    #    clear_clicked = st.button("Clear Results", type="secondary", use_container_width=True)
+    # Buttons: run persists, no clear button
+    run_clicked = st.button("Run Analysis", type="primary", use_container_width=True)
+    clear_clicked = False  # <- keep the variable so the rest of the code doesn't break
 
     if run_clicked:
         # freeze a snapshot of params used for this run