Add admin panel

backend/app/models/admin_2fa.py

@@ -0,0 +1,20 @@
+from datetime import datetime
+from sqlalchemy import String, DateTime, Integer, ForeignKey, Boolean
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+from app.core.database import Base
+
+
+class Admin2FASession(Base):
+    __tablename__ = "admin_2fa_sessions"
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    user_id: Mapped[int] = mapped_column(Integer, ForeignKey("users.id"), nullable=False, index=True)
+    code: Mapped[str] = mapped_column(String(6), nullable=False)
+    telegram_sent: Mapped[bool] = mapped_column(Boolean, default=False)
+    is_verified: Mapped[bool] = mapped_column(Boolean, default=False)
+    expires_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, index=True)
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)
+
+    # Relationships
+    user: Mapped["User"] = relationship("User", foreign_keys=[user_id])