fix: dedupe read time

src/app/page.tsx

@@ -24,7 +24,7 @@ const Home = (): JSX.Element => {
           <h2><a className="underline" href={`/post/${post.slug}`}>{post.data.title}</a></h2>
           <p className="italic text-center">{post.data.date.toLocaleDateString("en-GB", { day: "numeric", month: "long", year: "numeric" })}</p>
           <p className="text-center">{post.data.summary}</p>
-          <p className="text-center">{`A ${post.data.readtime} read.`}</p>
+          <p className="text-center">{`A ${post.data.readtime}.`}</p>
         </div>;
       })}
     </main>

src/app/post/[slug]/page.tsx

@@ -32,7 +32,7 @@ const Page = async({
         { day: "numeric", month: "long", weekday: "long", year: "numeric" },
       )}`}</p>
       <h2 className="text-center">{post.data.summary}</h2>
-      <p className="text-center">{`A ${post.data.readtime} read.`}</p>
+      <p className="text-center">{`A ${post.data.readtime}.`}</p>
       <Rule />
       <Markdown rehypePlugins={[ rehypeRaw ]} remarkPlugins={[ remarkGfm ]}>
         {post.content}