fix minor bug on eaf calculation

src/aeros_simulation/service.py

@@ -514,7 +514,8 @@ async def create_calc_result_object(
         available_hours=result["totalUpTime"],
         period_hours=result["totalUpTime"] + result["totalDowntime"],
         actual_production=result["production"],
-        ideal_production=result["idealProduction"]
+        ideal_production=result["idealProduction"],
+        downtime_hours=result["totalDowntime"]
     )
     
     efor = (result["totalDowntime"] / (result["totalDowntime"] + result["totalUpTime"])) * 100 if (result["totalDowntime"] + result["totalUpTime"]) > 0 else 0