拆分代码7

shell/Commands/Utility/HistoryCommand.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+
+namespace CMLeonOS.Commands.Utility
+{
+    public static class HistoryCommand
+    {
+        public static void ShowHistory(List<string> commandHistory)
+        {
+            for (int i = 0; i < commandHistory.Count; i++)
+            {
+                Console.WriteLine($"{i + 1}: {commandHistory[i]}");
+            }
+        }
+    }
+}