feature: add Traditional Chinese option (#172)

Author: love-linger

src/Models/Locales.cs

@@ -10,6 +10,7 @@ public class Locale
         public static readonly List<Locale> Supported = new List<Locale>() {
             new Locale("English", "en_US"),
             new Locale("简体中文", "zh_CN"),
+            new Locale("繁體中文", "zh_TW"),
         };
 
         public Locale(string name, string key)