生产线样式,添加图标测试

scripts/production/ProductionLineManager.cs

@@ -190,8 +190,10 @@ public partial class ProductionLineManager : Node
         {
             activeProductionLines[productionLineId] = new ActiveProductionLine
             {
-                ProductionLineId = productionLineId
+                ProductionLineId = productionLineId,
+                RemainingTime = productionLine.ProductionTime // 从完整的生产时间开始
             };
+            GD.Print($"创建新产线 {productionLine.Name}，初始剩余时间: {productionLine.ProductionTime}s");
         }
 
         var activeLine = activeProductionLines[productionLineId];