export const storage = {
  get<T>(key: string, fallback: T): T {
    try {
      const raw = localStorage.getItem(key);
      return raw ? (JSON.parse(raw) as T) : fallback;
    } catch {
      return fallback;
    }
  },
  set<T>(key: string, value: T) {
    try {
      localStorage.setItem(key, JSON.stringify(value));
    } catch {
      // ignore quota errors
    }
  },
};

// Usage
storage.set('user', { name: 'Alice', age: 30 });
const user = storage.get('user', { name: '', age: 0 });
// { name: 'Alice', age: 30 }