Update app.py

app.py

@@ -18,7 +18,7 @@ from streamlit_lottie import st_lottie
 # ---------------------------------------------------------------------
 st.set_page_config(
     page_title="AI Radio Imaging with Llama 3",
-    page_icon="\ud83c\udfa7",
+    page_icon="🎧",  # Use the actual emoji instead of Unicode escape
     layout="wide"
 )