fix(orders): route /orders without WP page (404)

Register commerce rewrite aliases and special-template bootstrap so
/orders loads page-orders even when no page is assigned; flush rules.

inc/modules/user-parts/routing.php

@@ -15,6 +15,9 @@ defined('ABSPATH') || exit;
 add_filter('query_vars', function ($vars) {
     $vars[] = 'aksrt_user_center';
     $vars[] = 'user_nicename';
+    $vars[] = 'aksrt_orders';
+    $vars[] = 'aksrt_cart';
+    $vars[] = 'aksrt_revenue';
     return $vars;
 });
 
@@ -36,8 +39,15 @@ add_action('template_redirect', function () {
 add_action('init', function () {
     add_rewrite_tag('%aksrt_user_center%', '([^&]+)');
     add_rewrite_tag('%user_nicename%', '([^/]+)');
+    add_rewrite_tag('%aksrt_orders%', '([0-1])');
+    add_rewrite_tag('%aksrt_cart%', '([0-1])');
+    add_rewrite_tag('%aksrt_revenue%', '([0-1])');
     add_rewrite_rule('^profile/?$', 'index.php?aksrt_user_center=1', 'top');
     add_rewrite_rule('^user/([^/]+)/?$', 'index.php?user_nicename=$matches[1]', 'top');
+    // Commerce center aliases (work even before WP page is assigned).
+    add_rewrite_rule('^orders/?$', 'index.php?aksrt_orders=1', 'top');
+    add_rewrite_rule('^cart/?$', 'index.php?aksrt_cart=1', 'top');
+    add_rewrite_rule('^revenue/?$', 'index.php?aksrt_revenue=1', 'top');
 });
 
 // --- 3b. 统一模板拦截器（核心）---
@@ -145,7 +155,7 @@ add_action('init', function () {
     }
 
     // 统一 flush 检查
-    $rewrite_version = AKSRT_VERSION . ':sign-profile-routing-v1';
+    $rewrite_version = AKSRT_VERSION . ':orders-cart-revenue-routing-v1';
     $flushed = get_option('aksrt_user_rules_flushed');
     if ($flushed !== $rewrite_version) {
         flush_rewrite_rules(false);