fix mistake

app.py

@@ -25,7 +25,7 @@ def filter_languages(search_text, selected_languages):
     selected_list = selected_languages.split(",") if selected_languages else []
     
     # Extract last entry from search input
-    search_terms = search_text.replace(",,", ","),split(",") if search_text else []
+    search_terms = search_text.replace(",,", ",").split(",") if search_text else []
     last_term = search_terms[-1] if search_terms else ""
     
     # Filter available languages