fix: minor fixes

src/content/config.ts

@@ -4,7 +4,7 @@ const postsCollection = defineCollection({
   schema: z.object({
     title: z.string(),
     published: z.date(),
-    draft: z.boolean(),
+    draft: z.boolean().optional(),
     description: z.string().optional(),
     image: z.string().optional(),
     tags: z.array(z.string()).optional(),