Update app.py

app.py

@@ -18,9 +18,19 @@ st.write(
     "Made in [![this is an image link](https://i.imgur.com/iIOA6kU.png)](https://www.streamlit.io/) by [@LeeFootSEO](https://twitter.com/LeeFootSEO) / [![this is an image link](https://i.imgur.com/bjNRJra.png)](https://www.buymeacoffee.com/leefootseo) [Support My Work! Buy me a coffee!](https://www.buymeacoffee.com/leefootseo)"
 )
 
+
 st.title("BERT Semantic Interlinking Tool")
 st.subheader("Upload a crawl file to find semantically relevant pages to interlink. (Unlimited Version)")
 
+# Sidebar instructions
+st.sidebar.markdown("### BERT Semantic Interlinking App")
+st.sidebar.markdown("""
+This tool helps you plot connections to internaal pages based on your page's data structure tags like: Title and H1 
+To use it, Upload your Screaming Frog export file "internal_html.csv". After creating an linking chart, you can download the .XLSX file by clicking button "Download BERT Interlinking Opportunities"
+""")
+
+st.sidebar.markdown("## Tool uploaded and maintained by: [Blazing SEO](http://blazing-seo.com/)")
+
 @st.cache_data
 def fetch_data():
     # Code to fetch data
@@ -354,3 +364,5 @@ st.write("Fetched Data:", data)
 if st.button('Clear Cache'):
     st.caching.clear_cache()
     st.write('Cache cleared!')
+st.sidebar.markdown("Credits")
+st.sidebar.markdown("[@LeeFootSEO](https://twitter.com/LeeFootSEO)")