import { PgTestClient } from 'pgsql-test';
/**
 * Helper function to insert a new user into auth.users
 * @param client - The PgTestClient to use (pg or db)
 * @param email - The user's email address
 * @param id - Optional user ID (UUID). If not provided, a random UUID will be generated.
 * @returns The inserted user object with id and email
 */
export declare function insertUser(client: PgTestClient, email: string, id?: string): Promise<{
    id: string;
    email: string;
}>;