import { Link } from "./types.js";
/**
 * Get the absolute path to the links database file.
 */
export declare function getLinksDbPath(wsRoot: string): string;
/**
 * Add a directed link from `from` to `to`.
 * Validates both URIs. Warns if either URI is not in the index.
 */
export declare function addLink(wsRoot: string, from: string, to: string): Promise<void>;
/**
 * List outgoing and incoming links for a URI.
 */
export declare function listLinks(wsRoot: string, uri: string): Promise<{
    outgoing: Link[];
    incoming: Link[];
}>;
/**
 * Remove a specific link entry.
 */
export declare function removeLink(wsRoot: string, from: string, to: string): Promise<void>;