feat: member invitation and activation (#535)

Co-authored-by: John Wang <takatost@gmail.com>

web/app/signin/_header.tsx

@@ -1,16 +1,10 @@
 'use client'
 import React from 'react'
+import { useContext } from 'use-context-selector'
 import style from './page.module.css'
 import Select, { LOCALES } from '@/app/components/base/select/locale'
 import { type Locale } from '@/i18n'
 import I18n from '@/context/i18n'
-import { setLocaleOnClient } from '@/i18n/client'
-import { useContext } from 'use-context-selector'
-
-
-type IHeaderProps = {
-  locale: string
-}
 
 const Header = () => {
   const { locale, setLocaleOnClient } = useContext(I18n)