diff --git a/src/content/config.ts b/src/content/config.ts
new file mode 100644
index 0000000..8bf294c
--- /dev/null
+++ b/src/content/config.ts
@@ -0,0 +1,15 @@
+import { defineCollection, z } from "astro:content";
+
+const blogCollection = defineCollection({
+  schema: ({ image }) => z.object({
+    title: z.string(),
+    cover: image().refine((img) => img.width >= 1080, {
+      message: "Cover image must be at least 1080 pixels wide!",
+    }),
+    coverAlt: z.string(),
+  }),
+});
+
+export const collections = {
+  blog: blogCollection,
+};
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