Add Spectre.Console support

Akari.Prototype.Server/Utils/ConsoleExtensions.cs

@@ -0,0 +1,19 @@
+using CliFx.Infrastructure;
+using Spectre.Console;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Akari.Prototype.Server.Utils
+{
+    public static class ConsoleExtensions
+    {
+        public static IAnsiConsole AsAnsiConsole(this IConsole console) => AnsiConsole.Create(new AnsiConsoleSettings
+        {
+            Ansi = AnsiSupport.Detect,
+            ColorSystem = ColorSystemSupport.Detect,
+            Out = new AnsiConsoleOutput(console.Output)
+        });
+    }
+}