feat: improve JSON-LD

app/paroles/[slug]/page.js

@@ -80,8 +80,12 @@ export default async function AnPawolPaj(props) {
     '@id': anTeks.musicBrainzUrl || undefined,
     name: anTeks.titre,
     url: `${siteUrl}/paroles/${slug}`,
+    inLanguage: anTeks.langueSource ?? 'ka',
     image: teksKuvetiFormat?.url ? `${apiUrl}${teksKuvetiFormat?.url}` : undefined,
     thumbnailUrl: couverture?.formats?.thumbnail?.url ? `${apiUrl}${couverture.formats.thumbnail.url}` : undefined,
+    license: anTeks.creativeCommons
+      ? `https://creativecommons.org/licenses/${anTeks.creativeCommons.toLowerCase()}/4.0/`
+      : undefined,
     byArtist: anTeks.artistes.map(({photo, musicBrainzUrl, alias, slug}) => {
       const kuvetiFormat = formatKuveti(photo)
 
@@ -93,7 +97,18 @@ export default async function AnPawolPaj(props) {
         image: kuvetiFormat?.url ? `${apiUrl}${kuvetiFormat?.url}` : undefined
       }
     }),
-    datePublished: anTeks?.annee
+    datePublished: anTeks?.annee,
+    potentialAction: anTeks.streamAudio?.length > 0
+      ? anTeks.streamAudio.map(lyen => ({
+        '@type': 'ListenAction',
+        target: lyen.url
+      }))
+      : undefined,
+    isBasedOn: anTeks.sourceOriginale ? {
+      '@type': 'MusicRecording',
+      name: anTeks.sourceOriginale.titre,
+      url: `${siteUrl}/paroles/${anTeks.sourceOriginale.slug}`
+    } : undefined
   }
 
   return (