import type { DocsPage, PageTreeNode, BreadcrumbItem } from '../types.js';
/**
 * Build a tree of pages from a flat list, grouped by parentId and sorted by sortOrder.
 */
export declare function buildPageTree(pages: DocsPage[]): PageTreeNode[];
/**
 * Build breadcrumb trail for a page by walking the ancestor chain.
 */
export declare function buildBreadcrumbs(pages: DocsPage[], pageId: string): BreadcrumbItem[];
/**
 * Build the URL path for a page by joining ancestor slugs.
 */
export declare function buildPagePath(pages: DocsPage[], pageId: string): string;
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