from pydantic import BaseSettings import os class Settings(BaseSettings): huggingface_key: str = os.environ.get("HUGGINGFACE_KEY") sparrow_key: str = os.environ.get("SPARROW_KEY") secure_key: str = os.environ.get("SECURE_KEY") dataset_name: str = "katanaml-org/invoices-donut-data-v1" ocr_stats_file: str = "data/ocr_stats.json" settings = Settings()