Update the description in app.py

app.py

@@ -5,10 +5,13 @@ st.title("Streamlit Component Gallery")
 st.image("https://docs.streamlit.io/logo.svg")
 
 st.markdown("""
-This _stlite_ sample app contains the demos embedded on the Streamlit official document (https://docs.streamlit.io/).
+This Streamlit Space contains the component demos embedded on the Streamlit official document (https://docs.streamlit.io/).
 
 **👈 Select a demo from the sidebar** to see some examples
 of Streamlit built-in components!
+
+This app has originally been created as a sample app of [stlite](https://github.com/whitphx/stlite), Serverless Streamlit, and its online app editor [stlite sharing](https://edit.share.stlite.net/).
+The original is [this](https://github.com/whitphx/stlite/tree/c5b1bd8b5a8b169936eeddac4627ed192c7c3946/packages/sharing-editor/public/samples/011_component_gallery) and it was copied to this Space repo.
 """)
 
 st.markdown("""
@@ -21,10 +24,6 @@ The following files have been changed:
 * `widget.download_button.py`:
   A local file path in the source code has been rewritten to adjust to the directory structure of this sample app.
 
-Due to the browser environment limitations,
-some components do not work well.
-The known issues are listed at https://github.com/whitphx/stlite#limitations.
-
 ### License
 As written above, the files `pages/*` are copied from `https://github.com/streamlit/docs` with some modifications,
 therefore, the license applied to the source, the Apache-2.0 license, is also applied to this sample as follows.