feat: update SEO (#30)

* feat: update SEO

* feat: update OGP tags

Author: trash07

src/components/PostSeo.jsx

@@ -0,0 +1,44 @@
+import * as React from 'react';
+
+export function PostOgpSeo({ frontmatter }) {
+  return (
+    <>
+      <meta property="og:title" content={frontmatter.title} />
+      <meta property="og:type" content="article" />
+      <meta property="article:published_time" content={frontmatter.date} />
+      <meta property="article:author" content={frontmatter.author} />
+      <meta
+        property="og:image"
+        content="https://html.sammy-codes.com/images/large-profile.jpg"
+      />
+      <meta property="og:description" content="A one sentence description" />
+    </>
+  );
+}
+
+export function PostTwitterSeo({ frontmatter }) {
+  return (
+    <>
+      <meta name="twitter:card" content="summary_large_image" />
+      <meta name="twitter:site" content="@lkpeto" />
+      <meta name="twitter:title" content={frontmatter.title} />
+      <meta
+        name="twitter:description"
+        content="Senior Selachimorpha at DigitalOcean"
+      />
+      <meta
+        name="twitter:image"
+        content="https://html.sammy-codes.com/images/large-profile.jpg"
+      />
+    </>
+  );
+}
+
+export function PostSeo({ frontmatter }) {
+  return (
+    <>
+      <PostOgpSeo frontmatter={frontmatter} />
+      <PostTwitterSeo frontmatter={frontmatter} />
+    </>
+  );
+}

src/pages/blog-posts/{mdx.frontmatter__slug}.jsx

@@ -1,9 +1,15 @@
 import * as React from 'react';
 import { PostLayout } from '../../components/PostLayout';
+import { PostSeo } from '../../components/PostSeo';
 
 export const Head = ({ pageContext }) => {
   const { frontmatter } = pageContext;
-  return <title>{frontmatter.title}</title>;
+  return (
+    <>
+      <title>{frontmatter.title}</title>
+      <PostSeo frontmatter={frontmatter} />
+    </>
+  );
 };
 
 export default function PostPage({ pageContext, children }) {