/**
 * Schema definitions for persistent data stores.
 *
 * Each store is a JSON file under ~/.grawkus/.
 * Schema versions are tracked to support future migrations.
 */
export declare const USERS_TABLE_VERSION = 1;
export interface UserRow {
    id: string;
    name: string;
    email?: string;
    role?: string;
    active: boolean;
    createdAt: string;
    updatedAt: string;
    metadata: Record<string, string>;
}
export interface UsersTable {
    version: number;
    users: UserRow[];
    activeUserId: string | null;
}
export declare function createEmptyUsersTable(): UsersTable;
