feat(footer): use @profullstack/footer

package.json

@@ -61,6 +61,7 @@
     "@noble/hashes": "^2.0.0",
     "@profullstack/autoblog": "github:profullstack/autoblog#75e54af77cbcf61dbd90fb3ed529c1b2dad1ed6f",
     "@profullstack/encrypt": "^0.1.0",
+    "@profullstack/footer": "latest",
     "@profullstack/openprofile": "^0.2.0",
     "@profullstack/pairux-embed": "^0.1.0",
     "@profullstack/stack": "^0.1.3",

src/app/client-layout.jsx

@@ -17,7 +17,7 @@ import ActiveCallInterface from '@/lib/components/voice-call/ActiveCallInterface
 // token, since passkey/CoinPay/phone sessions have no cookie.
 installApiAuth({ refresh: (token) => useAuthStore.getState().refreshSession(token) });
 
-export default function ClientLayout({ children }) {
+export default function ClientLayout({ children, footerBottom }) {
   const pathname = usePathname();
   const currentTheme = useThemeStore((s) => s.currentTheme);
   const { t: _t } = useI18n();
@@ -60,7 +60,7 @@ export default function ClientLayout({ children }) {
     <div className="app" suppressHydrationWarning>
       <Navbar />
       <main className="main-content">{children}</main>
-      {shouldShowFooter && <Footer />}
+      {shouldShowFooter && <Footer bottom={footerBottom} />}
       {mounted && (
         <>
           <PWAToastManager />

src/app/layout.jsx

@@ -1,9 +1,13 @@
 import './globals.css';
 import ClientLayout from './client-layout.jsx';
 import Script from "next/script";
+import { Footer as PfsFooter } from '@profullstack/footer/react';
 
 const SITE_URL = (process.env.NEXT_PUBLIC_APP_URL ?? process.env.NEXT_PUBLIC_BASE_URL ?? 'https://qrypt.chat').replace(/\/$/, '');
 
+// Re-render hourly so @profullstack/footer picks up its @latest template.
+export const revalidate = 3600;
+
 export const metadata = {
   metadataBase: new URL(SITE_URL),
   title: {
@@ -142,7 +146,7 @@ export default function RootLayout({ children }) {
         />
       </head>
       <body suppressHydrationWarning>
-        <ClientLayout>{children}</ClientLayout>
+        <ClientLayout footerBottom={<PfsFooter site="https://qrypt.chat/" />}>{children}</ClientLayout>
               <Script data-site="38c4083a-a35e-435d-8a0e-3510c465f419" src="https://crawlproof.com/stats.js" strategy="afterInteractive" />
       </body>
     </html>

src/lib/components/Footer.jsx

@@ -9,9 +9,8 @@ const socialLinks = [
   { name: 'Bluesky', url: 'https://bsky.app/profile/chovyfu.bsky.social' },
 ];
 
-const currentYear = new Date().getFullYear();
 
-export default function Footer() {
+export default function Footer({ bottom }) {
   const { t } = useI18n();
   const onionUrl = process.env.NEXT_PUBLIC_ONION_URL;
   const isOnionSite = typeof window !== 'undefined' && window.location.hostname.endsWith('.onion');
@@ -73,15 +72,8 @@ export default function Footer() {
         </div>
       </div>
 
-      <div className="footer-bottom">
-        <p>© {currentYear} QryptChat. All rights reserved.</p>
-        <nav className="webring" aria-label="Profullstack webring">
-          <a href="https://rssamplifier.com/ring/profullstack/previous?from=https%3A%2F%2Fqrypt.chat%2F" rel="prev">{"<<"}</a>
-          <a href="https://rssamplifier.com/ring/profullstack">Profullstack</a>
-          <a href="https://rssamplifier.com/ring/profullstack/next?from=https%3A%2F%2Fqrypt.chat%2F" rel="next">{">>"}</a>
-          <a href="https://rssamplifier.com/ring/profullstack/random?from=https%3A%2F%2Fqrypt.chat%2F" title="Random site" aria-label="Random site">{"⚄"}</a>
-        </nav>
-      </div>
+      {/* Copyright + Profullstack webring: @profullstack/footer, server-rendered in app/layout.jsx */}
+      {bottom && <div className="footer-bottom">{bottom}</div>}
 
       <style>{`
         .footer { background: var(--color-bg-secondary); border-top: 1px solid var(--color-border-primary); padding: var(--space-12) 0 var(--space-6); }
@@ -100,11 +92,7 @@ export default function Footer() {
         .social-links { display: flex; flex-direction: column; gap: var(--space-2); }
         .social-link { color: var(--color-text-secondary); text-decoration: none; font-size: 0.875rem; transition: color .2s; }
         .social-link:hover { color: var(--color-brand-primary); }
-        .footer-bottom { max-width: 1200px; margin: var(--space-8) auto 0; padding: var(--space-6) var(--space-6) 0; border-top: 1px solid var(--color-border-primary); }
-        .footer-bottom p { color: var(--color-text-secondary); font-size: 0.875rem; }
-        .footer-bottom .webring { display: flex; gap: var(--space-3); margin-top: var(--space-2); font-size: 0.75rem; }
-        .footer-bottom .webring a { color: var(--color-text-secondary); text-decoration: none; transition: color .2s; }
-        .footer-bottom .webring a:hover { color: var(--color-brand-primary); }
+        .footer-bottom { max-width: 1200px; margin: var(--space-8) auto 0; }
         @media (max-width: 768px) {
           .footer-content { grid-template-columns: 1fr; }
           .footer-links { flex-direction: column; }