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backend/app/models/alert.py

@@ -0,0 +1,23 @@
+from __future__ import annotations
+
+from datetime import datetime
+
+from sqlalchemy import Boolean, DateTime, Integer, String, Text, func
+from sqlalchemy.orm import Mapped, mapped_column
+
+from ..core.db import Base
+
+
+class Alert(Base):
+    __tablename__ = "alerts"
+
+    id: Mapped[int] = mapped_column(Integer, primary_key=True)
+    severity: Mapped[str] = mapped_column(String(16), nullable=False, default="info")  # info|warning|error|critical
+    category: Mapped[str] = mapped_column(String(32), nullable=False, default="system")  # firmware|backup|device|security|system
+    source: Mapped[str | None] = mapped_column(String(64))  # device id / module name
+    title: Mapped[str] = mapped_column(String(255), nullable=False)
+    message: Mapped[str | None] = mapped_column(Text)
+    acknowledged: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
+    created_at: Mapped[datetime] = mapped_column(
+        DateTime(timezone=True), server_default=func.now(), nullable=False
+    )