UI 系统

Assets/_Game/Scripts/UI/Menus/SaveSlotController.cs

@@ -149,9 +149,8 @@ namespace BaseGames.UI.Menus
             if (svc.HasSave(slotIndex))
                 await svc.DeleteSlotAsync(slotIndex);
 
-            bool steel = level == DifficultyLevel.SteelSoul;
-            svc.CreateSlot(slotIndex, steel);
-            ServiceLocator.GetOrDefault<IDifficultyService>()?.BeginNewGame(level);
+            // 统一会话入口：建档（内部应用空档并广播初始值）+ 应用难度。与 dev 直连共用，避免分叉。
+            ServiceLocator.GetOrDefault<IGameSessionService>()?.BeginNewGame(slotIndex, level);
 
             _onSlotConfirmed?.Raise(slotIndex);
         }