from sqlalchemy import Column, Integer, String, Text, DateTime from sqlalchemy.sql import func from app.database import Base class Translation(Base): __tablename__ = "translations" id = Column(Integer, primary_key=True, index=True) cache_key = Column(String(255), unique=True, index=True, nullable=False) english_text = Column(Text, nullable=False) urdu_text = Column(Text, nullable=False) created_at = Column(DateTime(timezone=True), server_default=func.now())