update f-string

tools.py

@@ -81,7 +81,7 @@ def web_search(query: str) -> dict:
     search_docs: list[dict] = DuckDuckGoSearchResults(num_results=3, output_format='list').invoke(input=query)
     formatted_search_docs = SEP_CHAR.join(
         [
-            f'<Document source="{doc["link"]}" title="{doc.get("title", "")}"/>\n{doc['snippet']}\n</Document>'
+            f'<Document source="{doc["link"]}" title="{doc.get("title", "")}"/>\n{doc["snippet"]}\n</Document>'
             for doc in search_docs
         ])
     return formatted_search_docs