add support for zh-CN

src/lang/index.ts

@@ -1,6 +1,7 @@
 import { cloneDeep, merge } from "lodash";
 import { languageEnglish } from "./en";
 import { languageKorean } from "./ko";
+import { languageChinese } from "./cn";
 
 export let language:typeof languageEnglish = languageEnglish
 
@@ -9,6 +10,9 @@ export function changeLanguage(lang:string){
     if(lang === 'ko'){
         language = merge(cloneDeep(languageEnglish), languageKorean)
     }
+    else if(lang === 'cn'){
+        language = merge(cloneDeep(languageEnglish), languageChinese)
+    }
     else{
         language = languageEnglish
     }