Add events

backend/app/models/marathon.py

@@ -30,6 +30,7 @@ class Marathon(Base):
     game_proposal_mode: Mapped[str] = mapped_column(String(20), default=GameProposalMode.ALL_PARTICIPANTS.value)
     start_date: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
     end_date: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
+    auto_events_enabled: Mapped[bool] = mapped_column(Boolean, default=True)
     created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)
 
     # Relationships
@@ -53,3 +54,8 @@ class Marathon(Base):
         back_populates="marathon",
         cascade="all, delete-orphan"
     )
+    events: Mapped[list["Event"]] = relationship(
+        "Event",
+        back_populates="marathon",
+        cascade="all, delete-orphan"
+    )