fix(vip): Batch 0 wiring for VIP settings, URLs, and order meta

Wire get_vip_settings alias, tab aliases for vip/assets, expired-level meta,
VIP2 order-level fallback, JSON-safe order notes, and header/float pay-vip CTAs.

inc/modules/user-parts/urls.php

@@ -26,6 +26,17 @@ function aksrt_get_user_center_url(string $tab = ''): string {
     }
 
     if ($tab !== '') {
+        $tab = sanitize_key($tab);
+        // Deep-link aliases used by header wallet / VIP CTA.
+        $aliases = [
+            'assets' => 'credits',
+            'vip'    => 'vip', // dedicated vip tab when registered; resolver falls back if missing
+            'signin' => 'credits',
+            'invite' => 'settings',
+        ];
+        if (isset($aliases[$tab])) {
+            $tab = $aliases[$tab];
+        }
         $url = add_query_arg('tab', $tab, $url);
     }
     return $url;