New Commands & piped interpreter!

TermEngine/Commands/GreetCommand.cs

@@ -0,0 +1,29 @@
+using System;
+using TermApp.Core;
+
+namespace TermApp.Commands
+{
+    
+    public class GreetCommand : ICommand
+{
+    public string Name => "greet";
+    public string Description => "greets someone.. args [name]";
+
+    public void Execute(string[] args, string input = null)
+    {
+
+        if (args.Length == 0)
+        {
+
+            Console.WriteLine(Description);
+            return;
+
+        }
+
+        Console.WriteLine("Greetings , " + args[0]);
+
+    }
+}
+
+}
+