Update app.py

app.py

@@ -121,8 +121,8 @@ def main():
                     """, unsafe_allow_html=True)
 
     # Iframe secure preview for websites
-    if "safe_view" in st.experimental_get_query_params():
-        url = st.experimental_get_query_params().get("url", [None])[0]
+    if "safe_view" in st.query_params:
+        url = st.query_params.get("url", [None])[0]
         if url:
             st.markdown(f"<div class='iframe-container'><iframe src='{url}'></iframe></div>", unsafe_allow_html=True)