/**
 * Prompts the user to select from existing sessions or log in with a different account.
 *
 * - If alias is provided, tries to switch to that session directly
 * - Otherwise, shows a prompt with all available sessions and the option to log in with a different account.
 *
 * @param alias - Optional alias of the account to switch to.
 * @returns Promise with the alias of the chosen session.
 */
export declare function promptSessionSelect(alias?: string): Promise<string>;