feat(pages): 1:1 用户身份认证页 user-auth

Public apply/status shell on aksrt_user_verify_* meta, AJAX submit with
materials upload, admin approve promotes apply payload to auth info.

src/AKSRT/Core/Templates.php

@@ -47,6 +47,7 @@ class Templates {
             'templates/pages/page-posts-navs.php' => __('AKSRT - 文章导航', 'aksrt'),
             'templates/pages/page-friends.php' => __('AKSRT - 友情链接', 'aksrt'),
             'templates/pages/page-links.php' => __('AKSRT - 网址导航', 'aksrt'),
+            'templates/pages/page-user-auth.php' => __('AKSRT - 用户身份认证', 'aksrt'),
             'templates/pages/page-orders.php' => __('AKSRT - 订单中心', 'aksrt'),
             'templates/pages/page-revenue.php' => __('AKSRT - 收益中心', 'aksrt'),
             'templates/pages/page-cart.php' => __('AKSRT - 购物车', 'aksrt'),