refactor: remove remaining dead code

webui/src/i18n/config.ts

@@ -51,7 +51,7 @@ export function normalizeLocale(
   return baseMatch?.code ?? defaultLocale;
 }
 
-export function readStoredLocale(): SupportedLocale | null {
+function readStoredLocale(): SupportedLocale | null {
   if (typeof window === "undefined") return null;
   try {
     const raw = window.localStorage.getItem(LOCALE_STORAGE_KEY);

webui/src/i18n/index.ts

@@ -10,7 +10,6 @@ import {
   applyDocumentLocale,
   defaultLocale,
   fallbackLocale,
-  LOCALE_STORAGE_KEY,
   normalizeLocale,
   persistLocale,
   resolveInitialLocale,
@@ -47,7 +46,7 @@ export function currentLocale(): SupportedLocale {
   return normalizeLocale(i18n.resolvedLanguage ?? i18n.language ?? defaultLocale);
 }
 
-export async function loadLocaleResources(
+async function loadLocaleResources(
   locale: SupportedLocale,
 ): Promise<LocaleResource> {
   const existing = resourcePromises.get(locale);
@@ -131,5 +130,4 @@ function syncLocaleSideEffects(language: string) {
   persistLocale(locale);
 }
 
-export { LOCALE_STORAGE_KEY };
 export default i18n;