feat: add navbar layout with some JS controls (with Alpine.js)

crates/app/templates/layout/nav/desktop/profile.html

@@ -0,0 +1,23 @@
+<!-- Profile dropdown -->
+<div class="relative ml-3">
+  <div>
+    <button
+      type="button"
+      class="relative flex max-w-xs items-center rounded-full bg-white text-sm focus:outline-none focus:ring-2 focus:ring-indigo-500 focus:ring-offset-2"
+      id="user-menu-button"
+      aria-controls="profile-dropdown"
+      aria-expanded="false"
+      aria-haspopup="menu"
+    >
+      <span class="absolute -inset-1.5"></span>
+      <span class="sr-only">Open user menu</span>
+      <img
+        class="h-8 w-8 rounded-full"
+        src="https://images.unsplash.com/photo-1472099645785-5658abf4ff4e?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=facearea&facepad=2&w=256&h=256&q=80"
+        alt=""
+      />
+    </button>
+  </div>
+
+  {% include "layout/nav/desktop/profile-dropdown.html" %}
+</div>