优化结构

src/pages/api/posts.json.js

@@ -1,7 +1,7 @@
 import { getAllPosts } from '@/lib/posts';
 
-export function GET() {
-  const posts = getAllPosts().map((post) => ({
+export async function GET() {
+  const posts = (await getAllPosts()).map((post) => ({
     title: post.title,
     href: post.href,
   }));