/**
 * Turn a market provider page into the panel's own model.
 *
 * The catalog is remote and untrusted — that is the contract's own wording,
 * and it holds even when we publish the catalog ourselves, because a user may
 * point this plugin at any endpoint. So nothing here trusts a field's
 * presence or type: every entry is checked, and an entry that fails is
 * dropped rather than rendered half-empty.
 * @module dsh-research/catalog
 */
import type { CatalogPage } from './shared/route.js';
/** Derive `owner/repo` from a GitHub URL, or `undefined` for anything else. */
export declare function repoFromUrl(url: string): string | undefined;
/**
 * Normalize a provider page.
 * @param raw - the parsed JSON body.
 * @returns the entries the panel can render, in catalog order.
 * @throws Error when the body is not a provider page at all.
 */
export declare function normalizeCatalog(raw: unknown): CatalogPage;