diff --git a/sites/blog/src/content/config.ts b/sites/blog/src/content/config.ts
new file mode 100644
index 0000000..667a31c
--- /dev/null
+++ b/sites/blog/src/content/config.ts
@@ -0,0 +1,16 @@
+import { defineCollection, z } from 'astro:content';
+
+const blog = defineCollection({
+	type: 'content',
+	// Type-check frontmatter using a schema
+	schema: z.object({
+		title: z.string(),
+		description: z.string(),
+		// Transform string to Date object
+		pubDate: z.coerce.date(),
+		updatedDate: z.coerce.date().optional(),
+		heroImage: z.string().optional(),
+	}),
+});
+
+export const collections = { blog };