/**
 * Record `line` as the latest state line shown to `sessionId` and report
 * whether it differs from what was previously recorded. `true` = new or
 * changed (caller should emit), `false` = identical to the last recorded
 * line (caller may stay silent).
 */
declare const rememberStateLine: (sessionId: string, line: string) => Promise<boolean>;
export { rememberStateLine };