src/config.py

import os

class Settings:
    # Service host & port configuration
    HOST: str = os.getenv("HOST", "0.0.0.0")
    PORT: int = int(os.getenv("PORT", "7860"))
    
    # Supported languages for OCR engine
    SUPPORTED_LANGUAGES = [
        "en",          # English
        "hi",          # Hindi
        "ar",          # Arabic
        "es",          # Spanish
        "pt",          # Portuguese
        "ch",          # Chinese Simplified
        "chinese_cht", # Chinese Traditional
        "fr",          # French
        "german",      # German
        "japan",       # Japanese
        "korean",      # Korean
        "ru",          # Russian
        "it",          # Italian
        "te",          # Telugu
        "ta"           # Tamil
    ]
    DEFAULT_LANGUAGE = "en"
    
    # API security key (corresponds to client app's key)
    API_KEY: str = os.getenv("OCR_API_KEY", "BLINDbtcTECh2221")

settings = Settings()