fix i18n error

web/src/App.vue

@@ -637,13 +637,13 @@ const LANGUAGES = {
     flag: '🇩🇪',
     title: 'German',
   },
-  zh_hans: {
+  zh_cn: {
     flag: '🇨🇳',
-    title: '简体中文',
+    title: '中文(中国)',
   },
-  zh_hant: {
+  zh_tw: {
     flag: '🇹🇼',
-    title: '繁體中文',
+    title: '中文(台湾)',
   },
   fr: {
     flag: '🇫🇷',
@@ -670,6 +670,11 @@ const LANGUAGES = {
 function getLangInfo(locale) {
   let res = LANGUAGES[locale];
 
+  // failback short i18n
+  if (!res) {
+    res = LANGUAGES[locale.split('_')[0]];
+  }
+
   if (!res) {
     res = LANGUAGES.en;
   }
@@ -678,7 +683,7 @@ function getLangInfo(locale) {
 }
 
 function getSystemLang() {
-  const locale = navigator.language.split('-')[0];
+  const locale = navigator.language.replace('-', '_').toLocaleLowerCase();
 
   return getLangInfo(locale || 'en');
 }

web/src/lang/zh_cn.js

@@ -137,6 +137,7 @@ export default {
   duration: '说明',
   stop: '停止',
   forceStop: '强制删除',
+  confirmTask: '确认',
   deleteTeamMember: '删除团队成员',
   team2: '团队',
   newTeamMember: '新增团队成员',

web/src/lang/zh_tw.js

@@ -137,6 +137,7 @@ export default {
   duration: '說明',
   stop: '停止',
   forceStop: '強制刪除',
+  confirmTask: '确认',
   deleteTeamMember: '刪除團隊成員',
   team2: '團隊',
   newTeamMember: '新增團隊成員',

web/src/plugins/i18.js

@@ -7,7 +7,7 @@ Vue.use(VueI18n);
 let locale = localStorage.getItem('lang');
 
 if (!locale) {
-  locale = navigator.language.split('-')[0];
+  locale = navigator.language.replace('-', '_').toLocaleLowerCase();
 }
 
 export default new VueI18n({