chore: update posts submodule and add Layout component changes

public/posts

@@ -1 +1 @@
-Subproject commit 9a9aefed4d7fd36293ebb0d40a10b584758e7188
+Subproject commit 2b10ee95a97012a01b65ee7615a8fd84990bafc6

src/components/Layout.jsx

@@ -50,6 +50,9 @@ export function NavHeader() {
                                 Logout
                             </button>
                         </li>
+                    ) : (
+                        <li>
+                        </li>
                     )}
                 </ul>
             </nav>