adding dummy button for regenerate

app.py

@@ -78,7 +78,7 @@ with st.sidebar.form("file-uploader-form", clear_on_submit=True):
         uploaded_image = Image.open(io.BytesIO(uploaded_file.getvalue()))
         select_idx = None # set this to help rewrite the cache
         
-
+_ = st.sidebar.button("Regenerate Caption")
 
 if uploaded_image is None and submitted:
     st.write("Please select a file to upload")