fix(agent): persist signal incidents with tenant context

apps/api/src/services/incident_memory.py

@@ -97,6 +97,8 @@ def _derive_incident_alert_metadata(incident: Incident) -> dict[str, Any]:
 async def _add_signal_timeline_event(
     incident: Incident,
     metadata: dict[str, Any],
+    *,
+    project_id: str,
 ) -> None:
     """Best-effort timeline seed for incidents created outside Alertmanager."""
     alertname = metadata.get("alertname")
@@ -115,6 +117,7 @@ async def _add_signal_timeline_event(
             actor_role="signal_worker",
             risk_level=getattr(incident.severity, "value", incident.severity),
             incident_id=incident.incident_id,
+            project_id=project_id,
         )
     except Exception as exc:
         logger.warning(
@@ -137,10 +140,13 @@ class IncidentDbAdapter:
               注入到 lewooogo-brain 的 DualIncidentMemory
     """
 
+    def __init__(self, project_id: str = "awoooi") -> None:
+        self._project_id = project_id
+
     async def load(self, incident_id: str) -> Incident | None:
         """從 PostgreSQL 載入 Incident"""
         try:
-            async with get_db_context() as db:
+            async with get_db_context(self._project_id) as db:
                 from sqlalchemy import select
                 stmt = select(IncidentRecord).where(
                     IncidentRecord.incident_id == incident_id
@@ -161,7 +167,7 @@ class IncidentDbAdapter:
         metadata = _derive_incident_alert_metadata(incident)
         created = False
         try:
-            async with get_db_context() as db:
+            async with get_db_context(self._project_id) as db:
                 from sqlalchemy import select
 
                 stmt = select(IncidentRecord).where(
@@ -191,6 +197,7 @@ class IncidentDbAdapter:
                 else:
                     record = IncidentRecord(
                         incident_id=incident.incident_id,
+                        project_id=self._project_id,
                         status=incident.status.value,
                         severity=incident.severity.value,
                         signals=[
@@ -222,7 +229,11 @@ class IncidentDbAdapter:
                     created = True
 
             if created:
-                await _add_signal_timeline_event(incident, metadata)
+                await _add_signal_timeline_event(
+                    incident,
+                    metadata,
+                    project_id=self._project_id,
+                )
             logger.debug("db_adapter_save_success", incident_id=incident.incident_id)
             return True