Update app.py

app.py

@@ -38,11 +38,24 @@ model = HFModelWrapper(model_id=MODEL_ID, token=HF_TOKEN)
 @tool
 def search_wikipedia(search_term: str, results: int = 5) -> str:
     """
-    Retrieve Wikipedia article titles for a given topic.
+    Search Wikipedia for a given term and return a summary of results.
+
+    Args:
+        search_term (str): The term or topic to search for on Wikipedia.
+        results (int): The number of search results to return. Defaults to 5.
+
+    Returns:
+        str: A summary text of the top Wikipedia search results.
     """
-    import wikipedia
     search_results = wikipedia.search(search_term, results=results)
-    return search_results
+    summaries = []
+    for title in search_results:
+        try:
+            page = wikipedia.page(title)
+            summaries.append(f"### {title}\n{page.summary[:400]}...")
+        except Exception:
+            pass
+    return "\n\n".join(summaries)
 
 
 @tool