some checking code added

app.py

@@ -348,9 +348,16 @@ with step3_button_col1:
 
 if st.session_state.video_button:
 
-    step3_col1, _, _ = st.columns([4, 3, 5])
+    step3_col1, step3_col2, _ = st.columns([4, 3, 5])
 
     st.write(os.path.isfile('generated_video.mp4'))
+    st.write(os.path.isfile('temp/result.avi'))
+
+    with step3_col2:
+        st.video(
+            # os.path.join('avatar_videos', 'generated_video.mp4')
+            'temp/result.avi'
+        )
 
     with step3_col1:
         st.video(