chore: better i18n links

packages/app/src/i18n/en.ts

@@ -308,19 +308,19 @@ export const dict = {
   "context.usage.view": "View context usage",
 
   "language.en": "English",
-  "language.zh": "Chinese (Simplified)",
-  "language.zht": "Chinese (Traditional)",
-  "language.ko": "Korean",
-  "language.de": "German",
-  "language.es": "Spanish",
-  "language.fr": "French",
-  "language.ja": "Japanese",
-  "language.da": "Danish",
-  "language.ru": "Russian",
-  "language.pl": "Polish",
-  "language.ar": "Arabic",
-  "language.no": "Norwegian",
-  "language.br": "Portuguese (Brazil)",
+  "language.zh": "简体中文",
+  "language.zht": "繁體中文",
+  "language.ko": "한국어",
+  "language.de": "Deutsch",
+  "language.es": "Español",
+  "language.fr": "Français",
+  "language.da": "Dansk",
+  "language.ja": "日本語",
+  "language.pl": "Polski",
+  "language.ru": "Русский",
+  "language.ar": "العربية",
+  "language.no": "Norsk",
+  "language.br": "Português (Brasil)",
 
   "toast.language.title": "Language",
   "toast.language.description": "Switched to {{language}}",