Fix Auth Errors

frontend/src/core/store/user.ts

@@ -1,5 +1,6 @@
 import { create } from 'zustand';
 import { persist, createJSONStorage } from 'zustand/middleware';
+import { safeStorage } from '../utils/safe-storage';
 
 interface UserPreferences {
   unitSystem: 'imperial' | 'metric';
@@ -90,7 +91,7 @@ export const useUserStore = create<UserState>()(
     }),
     {
       name: 'motovaultpro-user-context',
-      storage: createJSONStorage(() => localStorage),
+      storage: createJSONStorage(() => safeStorage),
       partialize: (state) => ({
         userProfile: state.userProfile,
         preferences: state.preferences,