글쓰기 입력과 썸네일 표시 보정

pages/index.vue

@@ -29,6 +29,7 @@ const formatPostDate = (value) => {
 const mapPostCard = (post) => ({
   title: post.title,
   excerpt: post.excerpt,
+  featuredImage: post.featuredImage,
   tag: post.tags?.[0]?.toUpperCase() || 'POST',
   publishedAt: formatPostDate(post.publishedAt),
   to: `/post/${post.slug}`