Moved relevant application layer enums and value objects to the domain layer.

JSMR.Application/Enums/Locale.cs

@@ -0,0 +1,10 @@
+namespace JSMR.Application.Enums;
+
+public enum Locale
+{
+    Japanese,
+    English,
+    ChineseSimplified,
+    ChineseTraditional,
+    Korean
+}