import type { Config } from 'payload';
import type { SeoOption } from './types.js';
/**
 * Injects the auto-fill meta hook into every SEO-enabled collection.
 *
 * Runs after @payloadcms/plugin-seo has added the meta group, appending a
 * beforeChange hook that fills empty meta from document content. Existing
 * hooks are preserved (plugin hook runs last, so editor input and other hooks
 * win first).
 */
export declare function injectAutoFillMeta(config: Config, seo: SeoOption): Config;