seo: align public identity and social metadata

src/content/metadata.ts

@@ -7,6 +7,15 @@ import type {
 import { serializeJsonLd } from '../security/serialize-json-ld.ts';
 import { createSecurityHeaders } from '../security/security-policy.ts';
 
+interface PlaceJsonLd {
+  '@type': 'Place';
+  address: {
+    '@type': 'PostalAddress';
+    addressLocality: string;
+    addressCountry: string;
+  };
+}
+
 interface PersonJsonLd {
   '@type': 'Person';
   name: string;
@@ -14,6 +23,7 @@ interface PersonJsonLd {
   description: string;
   url: string;
   email: string;
+  homeLocation: PlaceJsonLd;
   sameAs?: string[];
 }
 
@@ -38,6 +48,12 @@ export interface PageMetadata {
     url: string;
     image?: string;
   };
+  twitter: {
+    card: 'summary' | 'summary_large_image';
+    title: string;
+    description: string;
+    image?: string;
+  };
   jsonLd: ProfilePageJsonLd;
   serializedJsonLd: string;
   jsonLdCspHash: string;
@@ -78,12 +94,20 @@ export const createPageMetadata = (
     description: content.metadata.description,
     url: site.canonicalUrl,
     email: `mailto:${content.contact.email}`,
+    homeLocation: {
+      '@type': 'Place',
+      address: {
+        '@type': 'PostalAddress',
+        addressLocality: content.identity.location.city,
+        addressCountry: content.identity.location.countryCode,
+      },
+    },
     ...(sameAs.length === 0 ? {} : { sameAs }),
   };
   const jsonLd: ProfilePageJsonLd = {
     '@context': 'https://schema.org',
     '@type': 'ProfilePage',
-    name: canonicalTitle,
+    name: content.identity.name,
     description: content.metadata.description,
     url: site.canonicalUrl,
     mainEntity,
@@ -103,6 +127,12 @@ export const createPageMetadata = (
       url: site.canonicalUrl,
       ...(image === undefined ? {} : { image }),
     },
+    twitter: {
+      card: image === undefined ? 'summary' : 'summary_large_image',
+      title: canonicalTitle,
+      description: content.metadata.description,
+      ...(image === undefined ? {} : { image }),
+    },
     jsonLd,
     serializedJsonLd,
     jsonLdCspHash: `sha256-${createHash('sha256').update(serializedJsonLd).digest('base64')}`,