Remove unused persona marketplace and discover page files.

public/landing.html

@@ -22,11 +22,10 @@
         <div class="entry-copy">
             <p class="eyebrow">A space for every conversation.</p>
             <h1>Take a thought<br>somewhere.</h1>
-            <p>Talk it through. Make something up.<br>Meet a character and see where it goes.</p>
+            <p>Talk it through. Make something up.<br>Choose an assistant for the work ahead.</p>
             <div class="site-actions">
                 <a data-start-link class="primary-action" href="/register">Step inside <span
                         aria-hidden="true">&rarr;</span></a>
-                <a href="/market">Meet the personas</a>
             </div>
         </div>
     </main>
@@ -36,4 +35,4 @@
     <script type="module" src="/js/workspaceNavigation.js?v=20260909-account-controls"></script>
 </body>
 
-</html>
+</html>