补充设备告警与休眠设置后端能力

talkingq-url/database/models.py

@@ -267,6 +267,22 @@ class DeviceSetting(Base):
         onupdate=datetime.utcnow,
     )
 
+
+class DeviceAlarmEvent(Base):
+    __tablename__ = "device_alarm_events"
+    __table_args__ = (
+        Index("idx_device_alarm_device_created", "device_id", "created_at"),
+        Index("idx_device_alarm_owner_created", "owner_user_id", "created_at"),
+        Index("idx_device_alarm_child_created", "child_id", "created_at"),
+    )
+
+    alarm_id: Mapped[int] = mapped_column(BigInteger, primary_key=True, autoincrement=True)
+    device_id: Mapped[str] = mapped_column(String(64), nullable=False)
+    owner_user_id: Mapped[Optional[int]] = mapped_column(Integer)
+    child_id: Mapped[Optional[int]] = mapped_column(Integer)
+    source_msg_id: Mapped[str] = mapped_column(String(8), server_default=text("'010'"))
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)
+
 class IMConversation(Base):
     __tablename__ = "im_conversations"
     __table_args__ = (