feat: enhance blog post and page schema with new properties

- Added optional `basedOn` field to blog post schema for better content attribution.
- Updated blog post markdown to include `basedOn` reference for improved context.
- Refactored page schema to replace deprecated website schema, enhancing structured data representation.
- Adjusted 404 and index pages to utilize the new page schema for consistency and SEO improvements.

src/content/blog/create-lib-file-from-dll.md

@@ -1,9 +1,10 @@
 ---
+basedOn: "https://adrianhenke.wordpress.com/2008/12/05/create-lib-file-from-dll/"
 title: 'Create ".lib" file from ".dll" (archive)'
 description: "Learn how to generate a *.lib file from a *.dll with this comprehensive guide. Using the Visual Studio Command Prompt and Microsoft's recommended tools, this article walks you through the steps for a seamless process. Perfect for developers working with 3rd party win dll's."
 datePublished: "2023-05-04"
 dateModified: "2023-05-04"
-author: "Adrian Henke"
+author: "Valentin Popov"
 lang: "en"
 ---
 

src/content/config.ts

@@ -4,6 +4,7 @@ const blog = defineCollection({
 	type: "content",
 	schema: z.object({
 		author: z.string(),
+		basedOn: z.optional(z.string()),
 		dateModified: z.coerce.date(),
 		datePublished: z.coerce.date(),
 		description: z.string(),