feat(identity): tip QR upload, metrics engine, comment moderate caps

Close identity 1:1 gaps after p1: user-center weixin/alipay tip QR
upload+save, AKSRT_User_Metrics counters for medal get_type and level
XP bridges, forum/revenue/signin hooks, comment moderate via user_caps,
and clearer free-task deep links/status CTAs.

inc/classes/class-aksrt-revenue.php

@@ -39,7 +39,15 @@ class AKSRT_Revenue {
             'created_at'   => current_time('mysql'),
         ], ['%d', '%s', '%f', '%s', '%s', '%s']);
 
-        return (int) $wpdb->insert_id;
+                $id = (int) $wpdb->insert_id;
+        if ($id > 0) {
+            do_action('aksrt_creator_income_added', $user_id, $amount, [
+                'order_number' => $order_number,
+                'type'         => $type,
+                'revenue_id'   => $id,
+            ]);
+        }
+        return $id;
     }
 
     /**