feat(forum,admin): plate follow-pay MVP, sales column, order type tabs

Wire paid plate follow (admin meta + points/balance purchase + AJAX),
re-check plate gate on topics, post list sales column, and order type
subtabs; update gap matrix and admin IA map.

inc/classes/admin/native/class-aksrt-admin-pay-orders.php

@@ -77,6 +77,29 @@ class AKSRT_Admin_Pay_Orders {
             ? AKSRT_Domain_Model::order_status_labels()
             : [];
 
+        // Type tabs (zibll order subsubsub parity).
+        $type_tabs = [
+            ''          => __('全部类型', 'aksrt'),
+            'resource'  => __('内容付费', 'aksrt'),
+            'vip'       => __('VIP', 'aksrt'),
+            'recharge'  => __('充值', 'aksrt'),
+            'shop_product' => __('商城商品', 'aksrt'),
+            'plate_follow' => __('版块关注', 'aksrt'),
+        ];
+        echo '<ul class="subsubsub" style="float:none;margin:8px 0 12px;">';
+        $tab_bits = [];
+        foreach ($type_tabs as $tkey => $tlabel) {
+            $url = $this->page_url('aksrt_orders', array_filter([
+                'product_type' => $tkey !== '' ? $tkey : null,
+                'product_id'   => $product_id > 0 ? $product_id : null,
+                'status'       => ($status !== '' && $status !== 'all') ? $status : null,
+            ]));
+            $cls = ($product_type === $tkey) ? 'current' : '';
+            $tab_bits[] = '<li><a class="' . esc_attr($cls) . '" href="' . esc_url($url) . '">' . esc_html($tlabel) . '</a></li>';
+        }
+        echo implode(' | ', $tab_bits);
+        echo '</ul><div style="clear:both;"></div>';
+
         echo '<form method="get" style="margin:12px 0;">';
         echo '<input type="hidden" name="page" value="aksrt_orders" />';
         if ($product_type !== '') {