/**
 * AsyncStorage adapter for @thg/vto-core's StorageAdapter interface.
 *
 * AsyncStorage is async but StorageAdapter is sync.
 * We pre-load values on init and write-through on set/remove.
 * This is safe because VTO storage is small (3 keys).
 */
import type { StorageAdapter } from './vto-core/index.js';
interface AsyncStorageLike {
    getItem(key: string): Promise<string | null>;
    setItem(key: string, value: string): Promise<void>;
    removeItem(key: string): Promise<void>;
    multiGet(keys: string[]): Promise<readonly [string, string | null][]>;
}
export declare function createAsyncStorageAdapter(asyncStorage: AsyncStorageLike): Promise<StorageAdapter>;
export {};