from functools import lru_cache

from pydantic_settings import BaseSettings, SettingsConfigDict


class Settings(BaseSettings):
    app_name: str = "report-notebooklm-api"
    api_prefix: str = "/api/report-notebooklm/v1"
    database_url: str
    redis_url: str
    redis_key_prefix: str = "rnb:"

    model_config = SettingsConfigDict(env_prefix="RNB_", env_file=".env", extra="ignore")


@lru_cache
def get_settings() -> Settings:
    return Settings()