# tools/final_answer.py
from dataclasses import dataclass
from typing import Any

@dataclass
class FinalAnswerTool:
    """A tool to format and deliver the final answer to the user."""

    def __call__(self, answer: str) -> str:
        """Process and return the final response.

        Args:
            answer: The final answer text to return to the user.

        Returns:
            The processed answer as a string.
        """
        return answer

    def __str__(self) -> str:
        return "final_answer"