fix: load i18n on server (#30171)

web/i18n-config/server.ts

@@ -1,7 +1,6 @@
 import type { Locale } from '.'
-import type { KeyPrefix, Namespace } from './i18next-config'
+import type { Namespace } from './i18next-config'
 import { match } from '@formatjs/intl-localematcher'
-import { camelCase } from 'es-toolkit/compat'
 import { createInstance } from 'i18next'
 import resourcesToBackend from 'i18next-resources-to-backend'
 import Negotiator from 'negotiator'
@@ -23,10 +22,11 @@ const initI18next = async (lng: Locale, ns: Namespace) => {
   return i18nInstance
 }
 
-export async function getTranslation(lng: Locale, ns: Namespace) {
+export async function getTranslation(lng: Locale, ns: Namespace, options: Record<string, any> = {}) {
   const i18nextInstance = await initI18next(lng, ns)
   return {
-    t: i18nextInstance.getFixedT(lng, 'translation', camelCase(ns) as KeyPrefix),
+    // @ts-expect-error types mismatch
+    t: i18nextInstance.getFixedT(lng, ns, options.keyPrefix),
     i18n: i18nextInstance,
   }
 }