fix

src/calculation_target_reliability/schema.py

@@ -57,6 +57,7 @@ class OptimizationResult(OverhaulBase):
     possible_plant_eaf:float
     eaf_gap: float
     eaf_improvement_text:str
+    recommended_reduced_outage:float
     warning_message:Optional[str]
     asset_contributions: List[dict]
     optimization_success: bool = False

src/calculation_target_reliability/service.py

@@ -289,6 +289,7 @@ async def identify_worst_eaf_contributors(
     possible_eaf_plant = min(possible_eaf_plant, max_eaf_possible)
 
     selected_eq.sort(key=lambda x: x.birbaum, reverse=True)
+    required_cut_hours = 0
     
     # --- 2. Optimization feasible but cannot reach target (underperformance case) ---
     if possible_eaf_plant < target_eaf:
@@ -332,7 +333,8 @@ async def identify_worst_eaf_contributors(
         possible_plant_eaf=possible_eaf_plant,
         eaf_gap=eaf_gap,
         warning_message=warning_message,         # numeric
-        eaf_improvement_text=improvement_text,           # human-readable text
+        eaf_improvement_text=improvement_text,
+        recommended_reduced_outage=required_cut_hours,
         asset_contributions=[
             {
                 "node": asset.node,