Fix the email validation problem for a.b@c.club. (#94)

Co-authored-by: yyzhang <yuanyuan.zhang@haochezhu.club>

web/app/install/installForm.tsx

@@ -7,7 +7,7 @@ import { useRouter } from 'next/navigation'
 import Toast from '../components/base/toast'
 import { setup } from '@/service/common'
 
-const validEmailReg = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/
+const validEmailReg = /^[\w\.-]+@([\w-]+\.)+[\w-]{2,4}$/
 const validPassword = /^(?=.*[a-zA-Z])(?=.*\d).{8,}$/
 
 const InstallForm = () => {

web/app/signin/normalForm.tsx

@@ -13,7 +13,7 @@ import Button from '@/app/components/base/button'
 import { login, oauth } from '@/service/common'
 import { apiPrefix } from '@/config'
 
-const validEmailReg = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/
+const validEmailReg = /^[\w\.-]+@([\w-]+\.)+[\w-]{2,4}$/
 
 type IState = {
   formValid: boolean