submodule对gitea不管用，所以直接拉了一份拉格兰

Lagrange.Core/Lagrange.Core.Test/Utility/Console.cs

@@ -0,0 +1,16 @@
+using Lagrange.Core.Event.EventArg;
+
+namespace Lagrange.Core.Test.Utility;
+
+public static class Console
+{
+    public static void ChangeColorByTitle(this LogLevel level) => System.Console.ForegroundColor = level switch
+    {
+        LogLevel.Debug => ConsoleColor.White,
+        LogLevel.Verbose => ConsoleColor.DarkGray,
+        LogLevel.Information => ConsoleColor.Blue,
+        LogLevel.Warning => ConsoleColor.Yellow,
+        LogLevel.Fatal => ConsoleColor.Red,
+        _ => System.Console.ForegroundColor
+    };
+}