feat: replace demo storage instances with secure storage implementations across i18n and storage features

packages/core-i18n/src/manager.ts

@@ -1,5 +1,5 @@
 import i18n from 'i18next';
-import { demoSecureStorage, StorageKey } from '@repo/core-storage';
+import { secureStorage, StorageKey } from '@repo/core-storage';
 
 /**
  * Changes the active language, saves the preference locally, and optionally syncs with the backend.
@@ -9,14 +9,14 @@ import { demoSecureStorage, StorageKey } from '@repo/core-storage';
  */
 export async function changeLanguage(
   newLng: string,
-  syncCallback?: (newLng: string, prevLng: string) => Promise<void>
+  syncCallback?: (newLng: string, prevLng: string) => Promise<void>,
 ): Promise<void> {
   const prevLng = i18n.language;
-  
+
   if (prevLng === newLng) return;
 
   // 1. Update local storage & i18next optimistically
-  await demoSecureStorage.setItem(StorageKey.LOCALE, newLng);
+  await secureStorage.setItem(StorageKey.LOCALE, newLng);
   await i18n.changeLanguage(newLng);
 
   // 2. Trigger optional backend sync
@@ -26,7 +26,7 @@ export async function changeLanguage(
     } catch (error) {
       console.error('[i18n] Backend sync failed, rolling back language', error);
       // Rollback on failure
-      await demoSecureStorage.setItem(StorageKey.LOCALE, prevLng);
+      await secureStorage.setItem(StorageKey.LOCALE, prevLng);
       await i18n.changeLanguage(prevLng);
       throw error; // Rethrow so the caller can show an error toast
     }
@@ -43,13 +43,9 @@ export async function changeLanguage(
  * @param overrides A deeply nested object containing the overridden string keys and values.
  * @param lng Specific language to override. Defaults to currently active language.
  */
-export function applyTenantOverrides(
-  namespace: string,
-  overrides: Record<string, unknown>,
-  lng?: string
-): void {
+export function applyTenantOverrides(namespace: string, overrides: Record<string, unknown>, lng?: string): void {
   const targetLng = lng || i18n.language;
-  
+
   // deep: true -> merges with existing keys rather than replacing the whole namespace
   // overwrite: true -> allows replacing existing specific keys
   i18n.addResourceBundle(targetLng, namespace, overrides, true, true);