/**
 * Storage API 接口
 */
export interface StorageAPI {
    /** 存储数据 */
    setData: (key: string, value: any) => Promise<void>;
    /** 读取数据 */
    getData: (key: string) => Promise<any>;
    /** 获取所有键名 */
    getKeys: () => Promise<string[]>;
    /** 检查键是否存在 */
    has: (key: string) => Promise<boolean>;
    /** 删除指定键 */
    removeData: (key: string) => Promise<void>;
    /** 清空所有存储 */
    clear: () => Promise<void>;
}
/**
 * 持久化键值对存储 API
 */
export declare const storage: StorageAPI;
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