SEO: multilingual homepage (homeSlug per locale in path/sitemap), Article + llms.txt generators, siteDescription fallback, composeTitle dedup

dist/modules/seo/buildMetadata.d.ts

@@ -31,7 +31,7 @@ type BuildMetadataArgs = {
     baseUrl?: string;
     config: I18nConfig;
     /** Home slug that collapses to the locale root. Defaults to 'home'. */
-    homeSlug?: string | Record<string, string>;
+    homeSlug?: Record<string, string> | string;
     /** Resolved OG image URL (page image or site defaultShareImage). */
     imageUrl?: null | string;
     /** Current locale being rendered. */
@@ -63,6 +63,12 @@ type BuildMetadataArgs = {
     query?: string;
     /** Separator between page title and site name. Defaults to ' | '. */
     separator?: string;
+    /**
+     * Global fallback description (from SiteSettings.siteDescription). Used when a
+     * page has no meta.description — better than emitting no description at all
+     * (Google would then scrape random on-page text for the snippet).
+     */
+    siteDescription?: null | string;
     /** Site name for title composition and OG. */
     siteName?: null | string;
     /** slug per locale for this document — drives canonical + hreflang. */
@@ -77,5 +83,5 @@ type BuildMetadataArgs = {
  * pieces (meta group, site name, image URL, localized slugs) and passes them
  * in — the plugin composes, it doesn't fetch.
  */
-export declare function buildMetadata({ baseUrl, config, homeSlug, imageUrl, locale, meta, order, pageTitle, prefix, query, separator, siteName, slugs, }: BuildMetadataArgs): PageMetadata;
+export declare function buildMetadata({ baseUrl, config, homeSlug, imageUrl, locale, meta, order, pageTitle, prefix, query, separator, siteDescription, siteName, slugs, }: BuildMetadataArgs): PageMetadata;
 export {};