from database.database import db class Settings(db.Model): __tablename__ = 'settings' id = db.Column(db.Integer, primary_key=True) key = db.Column(db.String(255), unique=True, nullable=False) value = db.Column(db.Text, nullable=True) description = db.Column(db.String(500), nullable=True) created_at = db.Column(db.DateTime, server_default=db.func.now()) updated_at = db.Column(db.DateTime, server_default=db.func.now(), onupdate=db.func.now()) def to_dict(self): return { 'id': self.id, 'key': self.key, 'value': self.value, 'description': self.description, 'created_at': self.created_at.isoformat() if self.created_at else None, 'updated_at': self.updated_at.isoformat() if self.updated_at else None }