Perf: i18n change and captcha code. (#2625)

* perf: send captcha check

* perf: back router

* perf: i18n init

* perf: ui

* i18n

* perf: ui duration

projects/app/next-i18next.config.js

@@ -5,11 +5,11 @@
 
 module.exports = {
   i18n: {
-    defaultLocale: 'zh',
+    defaultLocale: 'en',
     locales: ['en', 'zh'],
     localeDetection: false
   },
   localePath:
     typeof window === 'undefined' ? require('path').resolve('../../packages/web/i18n') : '/i18n',
   reloadOnPrerender: process.env.NODE_ENV === 'development'
-}
+};