export interface FileSyncConfig {
    passphrase_hint?: string;
    last_sync?: string;
    salt?: string;
    hmem_path?: string;
}
export interface SyncConfig {
    server: string;
    api_key?: string;
    files: Record<string, FileSyncConfig>;
    active_file?: string;
}
export declare function configDir(): string;
export declare function getConfigPath(): string;
export declare function loadSyncConfig(): Promise<SyncConfig>;
export declare function saveSyncConfig(config: SyncConfig): Promise<void>;