feat: offcanvas mobile navigation with user avatar and admin bar fix (v1.0.11)

Switch mobile nav from collapse to offcanvas, add logged-in user avatar
and My Account link to offcanvas header, move dark mode toggle to
offcanvas footer. Fix admin bar overlapping offcanvas via inline CSS.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

inc/Template/ContextBuilder.php

@@ -32,6 +32,7 @@ class ContextBuilder
             'layout'         => 'default',
             'header_variant' => $this->getHeaderVariant(),
             'footer_variant' => $this->getFooterVariant(),
+            'user'           => $this->getUserData(),
         ];
 
         if (is_singular()) {
@@ -93,6 +94,28 @@ class ContextBuilder
         ];
     }
 
+    /**
+     * Get current user data for header/navigation.
+     */
+    private function getUserData(): array
+    {
+        if (! is_user_logged_in()) {
+            return ['logged_in' => false];
+        }
+
+        $user = wp_get_current_user();
+        $account_url = function_exists('wc_get_page_permalink')
+            ? wc_get_page_permalink('myaccount')
+            : admin_url('profile.php');
+
+        return [
+            'logged_in'    => true,
+            'display_name' => $user->display_name,
+            'avatar'       => get_avatar($user->ID, 32, '', '', ['class' => 'rounded-circle']),
+            'account_url'  => $account_url,
+        ];
+    }
+
     /**
      * Get navigation menu items for a location.
      */