seo: align public identity and social metadata

tests/unit/metadata.test.ts

@@ -41,10 +41,16 @@ describe('safe metadata', () => {
     expect(metadata.canonicalUrl).toBe('https://portfolio.example.test/');
     const previewAsset = manifest.assets.find(({ id }) => id === content.metadata.socialPreviewAssetId)!;
     expect(metadata.openGraph.image).toBe(`https://portfolio.example.test/assets/${previewAsset.fileName}`);
+    expect(metadata.twitter).toEqual({
+      card: 'summary_large_image',
+      title: metadata.title,
+      description: metadata.description,
+      image: `https://portfolio.example.test/assets/${previewAsset.fileName}`,
+    });
     expect(metadata.jsonLd).toEqual({
       '@context': 'https://schema.org',
       '@type': 'ProfilePage',
-      name: 'Luca Pîslaru — System Administrator & Full-Stack Developer',
+      name: 'Luca Pîslaru',
       description: metadata.description,
       url: 'https://portfolio.example.test/',
       mainEntity: {
@@ -54,6 +60,14 @@ describe('safe metadata', () => {
         description: metadata.description,
         url: 'https://portfolio.example.test/',
         email: 'mailto:luca.pislaru@gmail.com',
+        homeLocation: {
+          '@type': 'Place',
+          address: {
+            '@type': 'PostalAddress',
+            addressLocality: 'Bucharest',
+            addressCountry: 'RO',
+          },
+        },
         sameAs: [
           'https://github.com/LucaPisl',
           'https://gitlab.com/luca_pisl',
@@ -61,10 +75,27 @@ describe('safe metadata', () => {
         ],
       },
     });
+    expect(JSON.stringify(metadata.jsonLd)).not.toMatch(
+      /streetAddress|postalCode|telephone|interactionStatistic|"image"/iu,
+    );
     const expectedHash = createHash('sha256').update(metadata.serializedJsonLd).digest('base64');
     expect(metadata.jsonLdCspHash).toBe(`sha256-${expectedHash}`);
   });
 
+  it('uses a summary card without an image when no social preview is approved', () => {
+    const withoutImage = structuredClone(content);
+    delete withoutImage.metadata.socialPreviewAssetId;
+
+    const metadata = createPageMetadata(withoutImage, manifest, productionSite);
+
+    expect(metadata.openGraph).not.toHaveProperty('image');
+    expect(metadata.twitter).toEqual({
+      card: 'summary',
+      title: 'Luca Pîslaru — System Administrator & Full-Stack Developer',
+      description: content.metadata.description,
+    });
+  });
+
   it('omits sameAs when no verified social profiles exist', () => {
     const withoutSocial = structuredClone(content);
     withoutSocial.contact.social = [];