Feat: Add thought info to every component. (#9134)

### What problem does this PR solve?

#9082 #6365

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

agent/tools/duckduckgo.py

@@ -112,3 +112,9 @@ class DuckDuckGo(ToolBase, ABC):
             return f"DuckDuckGo error: {last_e}"
 
         assert False, self.output()
+
+    def thoughts(self) -> str:
+        return """
+Keywords: {} 
+Looking for the most relevant articles.
+                """.format(self.get_input().get("query", "-_-!"))