feat(repairs): automatic repair status emails

backend/hermes/app/services/repair_service.py

@@ -11,6 +11,7 @@ from app.repositories.customer_repository import CustomerRepository
 from app.repositories.repair_repository import RepairRepository
 from app.schemas.repair import RepairCreate, RepairIntakePayload, RepairStatusUpdate, RepairUpdate
 from app.services.audit_service import sanitize, write_audit_log
+from app.services.repair_notification_service import RepairNotificationService
 
 
 def repair_label(repair: Repair) -> str:
@@ -74,6 +75,19 @@ class RepairService:
             after_data=updated,
             metadata={"old_status": before_data.get("status") if isinstance(before_data, dict) else None, "new_status": updated.status},
         )
+        try:
+            RepairNotificationService.send_status_mail(db, updated, actor=actor, request=request)
+        except Exception:
+            write_audit_log(
+                db,
+                action="repairs.status_mail.failed",
+                entity_type="repairs",
+                entity_id=updated.id,
+                entity_label=repair_label(updated),
+                actor=actor,
+                request=request,
+                metadata={"reason": "unexpected_notification_error"},
+            )
         return updated
 
     @staticmethod