chore: 搬运国际化相关

src/locales/README.md

+国际化设置文案

src/locales/en_US/index.ts

+export default {}

src/locales/index.ts

+import i18n from 'i18next';
+import { initReactI18next } from 'react-i18next';
+
+const env = require('../../.projectEnv/env');
+
+import zh_CN from './zh_CN';
+import en_US from './en_US';
+import ko_KR from './ko_KR';
+
+const localeResource: {
+  "zh-CN": any,
+  "en-US": any,
+  "ko-KR": any,
+} = {
+  "zh-CN": zh_CN,
+  "en-US": en_US,
+  "ko-KR": ko_KR,
+}
+type Language = keyof typeof localeResource;
+
+const LANGUAGE: Language = (env.LANGUAGE ?? 'zh-CN') as Language
+
+const languageDetector = {
+  type: 'languageDetector',
+  async: true,
+  detect: (cb: any) => cb(LANGUAGE),
+  init: () => { },
+  cacheUserLanguage: () => { },
+};
+
+i18n
+  .use(languageDetector as any)
+  .use(initReactI18next) // passes i18n down to react-i18next
+  .init({
+    fallbackLng: LANGUAGE,
+    debug: true,
+    resources: localeResource,
+  });
+
+export default i18n

src/locales/ko_KR/index.ts

+export default {}

src/locales/zh_CN/index.ts

+export default {}