init

app/models/hackathon_participant.py

@@ -0,0 +1,16 @@
+from sqlmodel import SQLModel, Field, Relationship
+
+
+class HackathonParticipant(SQLModel, table=True):
+    """Регистрация участника на хакатон (many-to-many: User <-> Hackathon)."""
+
+    __tablename__ = "hackathon_participants"
+
+    id: int | None = Field(default=None, primary_key=True)
+    user_id: int = Field(foreign_key="users.id")
+    hackathon_id: int = Field(foreign_key="hackathons.id")
+    is_confirmed: bool = Field(default=False)
+
+    # Relationships
+    user: "User" = Relationship(back_populates="registrations")
+    hackathon: "Hackathon" = Relationship(back_populates="participants")