layout: drop the tutorial leftovers — Go Back div, Vercel utm footer; footer PLN…

layout: drop the tutorial leftovers — Go Back div, Vercel utm footer; footer PLN links home, banner says what's on screen
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

app/blog/language-nav.js

@@ -20,13 +20,15 @@ export function buildLanguageNav(post) {
 
   if (post.untranslated === 'fr') {
     nav.banner = {
-      text: "Cet article n'existe pas (encore) en français.",
+      // The requested language is missing, so what's on screen IS the other
+      // language — say so instead of promising a click that changes nothing.
+      text: "Cet article n'existe pas (encore) en français — voici la version anglaise.",
       href: `${base}/en`,
       label: 'Lire la version anglaise',
     };
   } else if (post.untranslated === 'en') {
     nav.banner = {
-      text: "This post doesn't exist in English (yet).",
+      text: "This post doesn't exist in English (yet) — here's the French version.",
       href: base,
       label: 'Read the French version',
     };

components/layout.js

@@ -4,7 +4,6 @@ import Image from "next/image";
 import styles from "./layout.module.css";
 import utilStyles from "../styles/utils.module.css";
 import Link from "next/link";
-import { useRouter } from "next/navigation";
 
 const name = "PLN";
 export const siteTitle = "PLN's Works";
@@ -13,7 +12,6 @@ export const twitterHandle = "@PaulLouisNech";
 export const description = "PLN's Selected Works";
 
 export default function Layout({ children, home }) {
-  const router = useRouter();
   return (
     <div className={`site-shell ${styles.container}`}>
       <header className={styles.header}>
@@ -50,22 +48,11 @@ export default function Layout({ children, home }) {
         )}
       </header>
       <main>{children}</main>
-      {!home && (
-        <div className={styles.backToHome}>
-          <div onClick={() => router.back()} className={utilStyles.backButton}>
-            Go Back
-          </div>
-        </div>
-      )}
-      <footer>
-        PLN {new Date().getFullYear()} | ☇
-        <a
-          href="https://vercel.com?utm_source=create-next-app&utm_medium=default-template&utm_campaign=create-next-app"
-          target="_blank"
-          rel="noopener noreferrer"
-        >
-          ▲
-        </a>
+      <footer className={styles.footer}>
+        <Link href="/" className={styles.footerName}>
+          {name}
+        </Link>{' '}
+        {new Date().getFullYear()} | ☇
       </footer>
     </div>
   );

components/layout.module.css

@@ -10,6 +10,17 @@
   align-items: center;
 }
 
-.backToHome {
-  margin: 3rem 0 0;
+.footer {
+  margin-top: 3rem;
+  font-size: 0.85rem;
+  color: var(--text-muted);
+}
+
+.footerName {
+  color: var(--text-primary);
+  text-decoration: none;
+}
+
+.footerName:hover {
+  text-decoration: underline;
 }