Initial release

backend/app/models/passphrase_verification.py

@@ -0,0 +1,20 @@
+import uuid
+from datetime import datetime
+
+from sqlalchemy import BigInteger, DateTime, ForeignKey, Integer, UniqueConstraint
+from sqlalchemy.dialects.postgresql import UUID
+from sqlalchemy.orm import Mapped, mapped_column
+
+from .base import Base
+
+
+class PassphraseVerification(Base):
+    __tablename__ = "passphrase_verifications"
+
+    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
+    lottery_id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), ForeignKey("lotteries.id", ondelete="CASCADE"))
+    chat_id: Mapped[int] = mapped_column(BigInteger)
+    user_id: Mapped[int] = mapped_column(BigInteger, ForeignKey("users.id"))
+    verified_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)
+
+    __table_args__ = (UniqueConstraint("lottery_id", "chat_id", "user_id"),)