chore: tidy up some code

app/Main.tsx

@@ -1,5 +1,4 @@
 import Link from '@/components/Link'
-// import { PageSEO } from '@/components/SEO'
 import Tag from '@/components/Tag'
 import siteMetadata from '@/data/siteMetadata'
 import { formatDate } from 'pliny/utils/formatDate'
@@ -10,7 +9,6 @@ const MAX_DISPLAY = 5
 export default function Home({ posts }) {
   return (
     <>
-      {/* <PageSEO title={siteMetadata.title} description={siteMetadata.description} /> */}
       <div className="divide-y divide-gray-200 dark:divide-gray-700">
         <div className="space-y-2 pb-8 pt-6 md:space-y-5">
           <h1 className="text-3xl font-extrabold leading-9 tracking-tight text-gray-900 dark:text-gray-100 sm:text-4xl sm:leading-10 md:text-6xl md:leading-14">