chore: fix type check for i18n (#30058)

Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>
Co-authored-by: yyh <yuanyouhuilyz@gmail.com>

web/app/components/base/chat/embedded-chatbot/hooks.tsx

@@ -3,6 +3,7 @@ import type {
   ChatItem,
   Feedback,
 } from '../types'
+import type { Locale } from '@/i18n-config'
 import type {
   // AppData,
   ConversationItem,
@@ -93,7 +94,7 @@ export const useEmbeddedChatbot = () => {
 
       if (localeParam) {
         // If locale parameter exists in URL, use it instead of default
-        await changeLanguage(localeParam)
+        await changeLanguage(localeParam as Locale)
       }
       else if (localeFromSysVar) {
         // If locale is set as a system variable, use that