from sqlalchemy import Column, Integer, String, TIMESTAMP, text from app.database import Base class User(Base): __tablename__ = "users" id = Column(Integer, primary_key=True, nullable=False) email = Column(String, nullable=False, unique=True) password= Column(String, nullable=False) created_at = Column(TIMESTAMP(timezone=True), nullable=False, server_default=text("now()"))