import os from dotenv import load_dotenv load_dotenv() class Settings: ANTHROPIC_API_KEY: str = os.environ.get("ANTHROPIC_API_KEY") LANGCHAIN_API_KEY: str = os.environ.get("LANGCHAIN_API_KEY") LANGCHAIN_ENDPOINT: str = os.environ.get("LANGCHAIN_ENDPOINT") LANGCHAIN_PROJECT: str = os.environ.get("LANGCHAIN_PROJECT") settings = Settings()