fix: use NextJS basePath and WEB_PREFIX to support custom prefix (#19497)

Co-authored-by: johnny0120 <15564476+johnny0120@users.noreply.github.com>

web/app/init/InitPasswordPopup.tsx

@@ -5,7 +5,7 @@ import { useRouter } from 'next/navigation'
 import Toast from '../components/base/toast'
 import Loading from '../components/base/loading'
 import Button from '@/app/components/base/button'
-import { basePath } from '@/utils/var'
+import { WEB_PREFIX } from '@/config'
 import { fetchInitValidateStatus, initValidate } from '@/service/common'
 import type { InitValidateStatusResponse } from '@/models/common'
 
@@ -42,7 +42,7 @@ const InitPasswordPopup = () => {
   useEffect(() => {
     fetchInitValidateStatus().then((res: InitValidateStatusResponse) => {
       if (res.status === 'finished')
-        window.location.href = `${basePath}/install`
+        window.location.href = `${WEB_PREFIX}/install`
       else
         setLoading(false)
     })