app/config.py

from pydantic import SecretStr
from pydantic_settings import BaseSettings, SettingsConfigDict
from dotenv import load_dotenv, find_dotenv

load_dotenv(find_dotenv())  # Load environment variables from .env file

DEFAULT_MCP_URL = "https://order-mcp-74afyau24q-uc.a.run.app/mcp"
DEFAULT_MODEL = "gpt-4o-mini"


class Config(BaseSettings):
    model_config = SettingsConfigDict(
        env_file=".env",
        env_file_encoding="utf-8",
        case_sensitive=False,
        extra="ignore",
    )

    openai_api_key: SecretStr
    mcp_server_url: str = DEFAULT_MCP_URL
    openai_model: str = DEFAULT_MODEL