add key to looped button

app.py

@@ -218,7 +218,7 @@ def feedback():
         sentiment_mapping = [":material/thumb_down:", ":material/thumb_up:"]
         rating = None
         while not rating:
-            rating = st.feedback()
+            rating = st.feedback(key=f"missing_rating")
         feedback = st.text_input(f"Please detail your rationale for choosing {sentiment_mapping[rating]}: ", "")
         # feedback = ""
         # review = {}