Update app.py

app.py

@@ -57,6 +57,19 @@ with st.sidebar:
     st.success("Example: How to conduct an AI experiment?")
     st.success("Example: Write a tensorflow flow code with a 3-layer neural network model.")
 
+    # Add a button to clear the session state
+    if st.button("Clear Session"):
+        st.session_state.messages = []
+        st.experimental_rerun()
+
+    # Donation
+    stripe_payment_link = os.environ["STRIPE_PAYMENT_LINK"]
+    st.markdown(
+        f"""
+        Want to support me? 😄 Click here using this [link]({stripe_payment_link}).
+        """
+    )
+
     # Credit:
     current_year = current_year()  # This will print the current year
     st.markdown(
@@ -66,11 +79,6 @@ with st.sidebar:
         unsafe_allow_html=True,
     )
 
-    # Add a button to clear the session state
-    if st.button("Clear Session"):
-        st.session_state.messages = []
-        st.experimental_rerun()
-
 
 # Initialize chat history
 if "messages" not in st.session_state: