from pydantic_settings import BaseSettings class Settings(BaseSettings): azure_openai_endpoint: str = "" azure_openai_api_key: str = "" azure_openai_deployment: str = "gpt-4o" azure_openai_api_version: str = "2024-10-21" max_upload_mb: int = 50 model_config = {"env_file": ".env", "env_file_encoding": "utf-8"} settings = Settings()