@@ -0,0 +1,136 @@
+package yokohama.unit.translator;%0D%0A%0D%0Aimport lombok.Value;%0D%0A%0D%0A@Value%0D%0Apublic class ErrorMessage %7B%0D%0A    private final String message;%0D%0A%7D%0D%0A

Add ErrorMessage class in yokohama.unit.translator