merge: chore/cleanup-remove-bloat-and-secrets into main

app/domain/alerts/broadcaster.py

@@ -0,0 +1,27 @@
+"""Broadcaster — pushes fired alert events to WebSocket subscribers.
+
+Uses core/websocket's broadcast helper. No FastAPI imports.
+"""
+from __future__ import annotations
+
+from app.core.logging import get_logger
+from app.core.websocket import broadcast_alert
+from app.domain.alerts.models import AlertEvent
+
+log = get_logger(__name__)
+
+
+class AlertBroadcaster:
+    """Thin wrapper that knows how to push an AlertEvent to live clients."""
+
+    async def broadcast_event(self, event: AlertEvent) -> None:
+        """Broadcast a single event to all connected WebSocket subscribers."""
+        try:
+            await broadcast_alert(event.model_dump(mode="json"))
+        except Exception as e:
+            # Broadcasting failure must not break the firing path.
+            log.warning(
+                "alert_broadcast_failed",
+                error=str(e),
+                alert_id=event.subscription_id,
+            )