fix(website): await getPostBySlug and update routes import path

Author: debba

website/next-env.d.ts

@@ -1,6 +1,6 @@
 /// <reference types="next" />
 /// <reference types="next/image-types/global" />
-import "./.next/dev/types/routes.d.ts";
+import "./.next/types/routes.d.ts";
 
 // NOTE: This file should not be edited
 // see https://nextjs.org/docs/app/api-reference/config/typescript for more information.

website/src/app/blog/[slug]/opengraph-image.tsx

@@ -40,7 +40,7 @@ export default async function Image({
   params: Promise<{ slug: string }>;
 }) {
   const { slug } = await params;
-  const post = getPostBySlug(slug);
+  const post = await getPostBySlug(slug);
   const og = post?.meta.og;
   const release = post?.meta.release;