Deploy GAIA agent

app.py

@@ -25,7 +25,13 @@ DEFAULT_API_URL = "https://agents-course-unit4-scoring.hf.space"
 @tool
 def web_search_tool(query: str) -> str:
     """
-    Perform a DuckDuckGo search and return formatted results.
+    Searches the web using DuckDuckGo and returns relevant results.
+
+    Args:
+        query (str): The search query string.
+
+    Returns:
+        str: A formatted string of search results.
     """
     try:
         from duckduckgo_search import DDGS