import type { Announcement } from "#harness/announcements.js";
import type { StepCatalog } from "./step-catalog.js";
/**
 * Announces the catalog: the kinds of deferred entries, their namespaces, and
 * the connections, then the whole listing again whenever that changes.
 * Connection tools stay unlisted, since listing them needs a network call and
 * maybe a sign-in. `announced` holds the values announced so far.
 */
export declare function catalogAnnouncements(catalog: StepCatalog, announced: Readonly<Record<string, string>> | undefined): Readonly<Record<string, Announcement>>;