chore: remove unused file

src/content/_schemas.ts

@@ -1,16 +0,0 @@
-import { z } from "astro:content";
-
-export const blogSchema = z
-  .object({
-    author: z.string().optional(),
-    pubDatetime: z.date(),
-    title: z.string(),
-    postSlug: z.string().optional(),
-    featured: z.boolean().optional(),
-    draft: z.boolean().optional(),
-    tags: z.array(z.string()).default(["others"]),
-    ogImage: z.string().optional(),
-    description: z.string(),
-    canonicalURL: z.string().optional(),
-  })
-  .strict();