refactor: update schema handling and improve SEO metadata

- Changed schema type from WithContext<Thing> to Thing[] in Head, BaseLayout, and JsonLd components for better flexibility.
- Added optional robots meta tag to Head component.
- Updated JSON-LD generation in JsonLd component to include a structured payload.
- Enhanced page and blog schemas to support breadcrumb and person schemas for improved SEO.
- Introduced new utility schemas for website and person to streamline schema generation.
- Refactored existing schemas to align with the new structure and ensure consistency across components.

1 files changed, 9 insertions, 3 deletions

diff --git a/src/components/JsonLd.astro b/src/components/JsonLd.astro
index b58efd7..d12cb78 100644
--- a/src/components/JsonLd.astro
+++ b/src/components/JsonLd.astro
@@ -1,12 +1,18 @@
 ---
-import type { WithContext, Thing } from "schema-dts";
+import type { Thing } from "schema-dts";
 
 type Props = {
-	readonly schema: WithContext<Thing>;
+	readonly schema: Thing[];
 };
 
 const { schema } = Astro.props;
-const json = JSON.stringify(schema);
+
+const payload = {
+	"@context": "https://schema.org",
+	"@graph": schema,
+};
+
+const json = JSON.stringify(payload);
 ---
 
 <!-- JSON-LD -->