Complete UX audit P3: API copy URLs, labels, retry, and smoke sync.

Add footer copy-to-clipboard for public APIs, align ops page labels, improve mobile brand lockup, surface WalletConnect posture on wallet tools, add account access discovery, liquidity retry alerts, and refresh smoke-route expectations.

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/src/components/common/Footer.tsx

@@ -1,5 +1,5 @@
 import Link from 'next/link'
-import { explorerPublicApiLinks } from '@/data/explorerOperations'
+import FooterPublicApiLinks from '@/components/common/FooterPublicApiLinks'
 
 const footerLinkClass =
   'text-gray-600 dark:text-gray-400 hover:text-primary-600 dark:hover:text-primary-400 transition-colors'
@@ -62,16 +62,7 @@ export default function Footer() {
             <div className="mb-3 text-sm font-semibold uppercase tracking-wide text-gray-500 dark:text-gray-400">
               Public APIs
             </div>
-            <ul className="space-y-3 text-sm">
-              {explorerPublicApiLinks.map((link) => (
-                <li key={link.href}>
-                  <a className={footerLinkClass} href={link.href} target="_blank" rel="noopener noreferrer">
-                    {link.label}
-                  </a>
-                  <p className="mt-0.5 text-xs leading-5 text-gray-500 dark:text-gray-500">{link.description}</p>
-                </li>
-              ))}
-            </ul>
+            <FooterPublicApiLinks />
             <p className="mt-3 text-xs leading-5 text-gray-500 dark:text-gray-500">
               Read-only JSON endpoints on the public explorer domain. No API key required.
             </p>