/**
 * Storage adapter interface for abstracting storage implementations.
 * Allows apps to use different storage backends (AsyncStorage, expo-secure-store, etc.)
 * without requiring those dependencies in the shared package.
 */
export type StorageAdapterMethods = {
    getItem: (key: string) => Promise<string | null>;
    setItem: (key: string, value: string) => Promise<void>;
    removeItem: (key: string) => Promise<void>;
};
export declare class StorageAdapter {
    getItem: (key: string) => Promise<string | null>;
    setItem: (key: string, value: string) => Promise<void>;
    removeItem: (key: string) => Promise<void>;
    constructor(methods: StorageAdapterMethods);
}
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