perf: remove unused UI catalog and external font

app/pages/packages/oauth.wrn

@@ -6,7 +6,7 @@ page wrnexusoauth {
 
   view {
     <div class="docs-shell">
-      <SkipLink label="Skip to content" href="#main" class="docs-skip-link" />
+      <a href="#main" class="skip-link">Skip to content</a>
       <header class="topbar">
         <a class="brand" href="/"><span>W</span> WRNexusJS</a>
         <nav aria-label="Primary"><a href="/getting-started">Get started</a><a href="/packages">Packages</a><a href="https://component.wrnexusjs.dev/">Components</a><a href="/language">Language</a><a href="/architecture">Architecture</a></nav>
@@ -351,7 +351,6 @@ const gitlab = defineProvider(&#123;
       <aside class="on-this-page"><h2>On this page</h2><nav><a class="toc-level-2" href="#guide">Guide</a><a class="toc-level-3" href="#overview">Overview</a><a class="toc-level-3" href="#api">API</a><a class="toc-level-4" href="#providers">Providers</a><a class="toc-level-4" href="#flow">Flow</a><a class="toc-level-4" href="#startauth-provider-options-promise-startauthresult">startAuth(provider, options): Promise&lt;StartAuthResult&gt;</a><a class="toc-level-4" href="#completeauth-provider-options-promise-tokens-profile">completeAuth(provider, options): Promise&lt;&#123; tokens, profile &#125;&gt;</a><a class="toc-level-4" href="#lower-level-helpers">Lower-level helpers</a><a class="toc-level-4" href="#types">Types</a><a class="toc-level-3" href="#usage">Usage</a><a class="toc-level-3" href="#requirements-notes">Requirements / Notes</a><a class="toc-level-2" href="#api">Complete API</a><a class="toc-level-2" href="#examples">Examples</a></nav></aside>
     </main>
       <footer><div class="footer-brand"><span class="footer-mark" aria-hidden="true">W</span><p><strong>WRNexusJS 0.8.0</strong><span>Complete API documentation generated from installed package declarations.</span></p></div><nav aria-label="Footer"><a href="/packages">All packages</a><a href="/getting-started">Get started</a><a href="/security">Security</a><a href="/support">Support</a><a href="/llms.txt">AI guide</a></nav><p class="footer-meta">Private Developer Preview · Bun-native</p></footer>
-      <BackToTop />
     </div>
   }
 }