Update app.py

app.py

@@ -126,7 +126,7 @@ if st.button("開始搜索"):
     combined_data = pd.concat([momo_df, pchome_data], ignore_index=True)
     
     # Add a button to download the combined data as CSV
-    csv = combined_data.to_csv(index=False).encode('utf-8')
+    csv = combined_data.to_csv(index=False).encode('utf-8-sig')
     st.download_button(
         label="下載CSV檔案",
         data=csv,