feat(i18n): add IT/ES to metadata alternates, sitemap, and Payload CMS config

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/app/(frontend)/[locale]/about/page.tsx

@@ -29,6 +29,8 @@ export async function generateMetadata({ params }: PageProps): Promise<Metadata>
       languages: {
         'en': `${BASE_URL}/about`,
         'fr': `${BASE_URL}/fr/about`,
+        'it': `${BASE_URL}/it/about`,
+        'es': `${BASE_URL}/es/about`,
         'x-default': `${BASE_URL}/about`,
       },
     },

src/app/(frontend)/[locale]/layout.tsx

@@ -31,7 +31,7 @@ export async function generateMetadata({ params }: Props): Promise<Metadata> {
     openGraph: {
       type: 'website',
       siteName: t('siteName'),
-      locale: locale === 'fr' ? 'fr_FR' : 'en_US',
+      locale: ({ en: 'en_US', fr: 'fr_FR', it: 'it_IT', es: 'es_ES' } as Record<string, string>)[locale] ?? 'en_US',
       images: [{ url: '/images/og-default.png', width: 1200, height: 630 }],
     },
     twitter: {
@@ -46,6 +46,8 @@ export async function generateMetadata({ params }: Props): Promise<Metadata> {
       languages: {
         'en': BASE_URL,
         'fr': `${BASE_URL}/fr`,
+        'it': `${BASE_URL}/it`,
+        'es': `${BASE_URL}/es`,
         'x-default': BASE_URL,
       },
     },

src/app/(frontend)/[locale]/page.tsx

@@ -30,6 +30,8 @@ export async function generateMetadata({ params }: Props): Promise<Metadata> {
       languages: {
         'en': BASE_URL,
         'fr': `${BASE_URL}/fr`,
+        'it': `${BASE_URL}/it`,
+        'es': `${BASE_URL}/es`,
         'x-default': BASE_URL,
       },
     },

src/app/(frontend)/[locale]/services/page.tsx

@@ -28,6 +28,8 @@ export async function generateMetadata({ params }: PageProps): Promise<Metadata>
       languages: {
         'en': `${BASE_URL}/services`,
         'fr': `${BASE_URL}/fr/services`,
+        'it': `${BASE_URL}/it/services`,
+        'es': `${BASE_URL}/es/services`,
         'x-default': `${BASE_URL}/services`,
       },
     },

src/app/(frontend)/[locale]/work/[slug]/page.tsx

@@ -98,6 +98,8 @@ export async function generateMetadata({ params }: PageProps): Promise<Metadata>
       languages: {
         'en': `${BASE_URL}/work/${slug}`,
         'fr': `${BASE_URL}/fr/work/${slug}`,
+        'it': `${BASE_URL}/it/work/${slug}`,
+        'es': `${BASE_URL}/es/work/${slug}`,
         'x-default': `${BASE_URL}/work/${slug}`,
       },
     },

src/app/sitemap.ts

@@ -17,6 +17,8 @@ export default function sitemap(): MetadataRoute.Sitemap {
       languages: {
         en: `${BASE_URL}${route}`,
         fr: `${BASE_URL}/fr${route}`,
+        it: `${BASE_URL}/it${route}`,
+        es: `${BASE_URL}/es${route}`,
       },
     },
   }))
@@ -30,6 +32,8 @@ export default function sitemap(): MetadataRoute.Sitemap {
       languages: {
         en: `${BASE_URL}/work/${slug}`,
         fr: `${BASE_URL}/fr/work/${slug}`,
+        it: `${BASE_URL}/it/work/${slug}`,
+        es: `${BASE_URL}/es/work/${slug}`,
       },
     },
   }))

src/payload/payload.config.ts

@@ -37,6 +37,8 @@ export default buildConfig({
     locales: [
       { label: 'English', code: 'en' },
       { label: 'Français', code: 'fr' },
+      { label: 'Italiano', code: 'it' },
+      { label: 'Español', code: 'es' },
     ],
     defaultLocale: 'en',
     fallback: true,