Create duckduckgo_search.py

tools/duckduckgo_search.py

@@ -0,0 +1,8 @@
+from duckduckgo_search import ddg
+
+def duckduckgo_search(query: str, max_results: int = 5) -> str:
+results = ddg(query, max_results)
+summary = []
+for r in results:
+summary.append(f"- {r['title']}: {r['href']}")
+return "\n".join(summary)