fix link and seo url

layouts/PostLayout.js

@@ -18,7 +18,7 @@ export default function PostLayout({ children, frontMatter, next, prev }) {
 
   return (
     <SectionContainer>
-      <BlogSeo url={`${frontMatter.url}/blog/${frontMatter.slug}`} {...frontMatter} />
+      <BlogSeo url={`${siteMetdata.siteUrl}/blog/${frontMatter.slug}`} {...frontMatter} />
       <article className="xl:divide-y xl:divide-gray-200 xl:dark:divide-gray-700">
         <header className="pt-6 xl:pb-6">
           <div className="space-y-1 text-center">

pages/index.js

@@ -84,13 +84,12 @@ export default function Home({ posts }) {
       </div>
       {posts.length > MAX_DISPLAY && (
         <div className="flex justify-end text-base leading-6 font-medium">
-          <Link href="/blog">
-            <a
-              className="text-blue-500 hover:text-blue-600 dark:hover:text-blue-400"
-              aria-label="all posts"
-            >
-              All Posts &rarr;
-            </a>
+          <Link
+            href="/blog"
+            className="text-blue-500 hover:text-blue-600 dark:hover:text-blue-400"
+            aria-label="all posts"
+          >
+            All Posts &rarr;
           </Link>
         </div>
       )}