refactor: remove forum and topic feature chains

src/Payment/PaymentOrchestrator.php

@@ -2,7 +2,7 @@
 /**
  * Single execution path for "create a payment attempt for an existing order".
  *
- * Every cashier (shop / content / VIP / forum / recharge / points) must route
+ * Every cashier (shop / content / VIP / recharge / points) must route
  * through here so that all of them get:
  *   1. a cross-request attempt lock (no double deduction on double-click)
  *   2. a fresh provider out_trade_no on re-pay (providers reject reused numbers)

src/Payment/WeChatNotify.php

@@ -173,7 +173,7 @@ class WeChatNotify {
         if (empty($config['enabled'])) return;
 
         // 仅特定类型通知发送微信
-        $allowed_types = ['comment_reply', 'system_notice', 'order_paid', 'credits_change', 'forum_reply'];
+        $allowed_types = ['comment_reply', 'system_notice', 'order_paid', 'credits_change'];
         if (!in_array($type, $allowed_types, true)) return;
 
         $this->send($user_id, $type, $data);
@@ -219,7 +219,7 @@ class WeChatNotify {
             'has_template' => !empty($config['template_id']),
             'bound_users'  => $bound_count,
             'app_secret'    => !empty($config['app_secret']) ? '***' : '',
-            'allowed_types' => ['comment_reply', 'system_notice', 'order_paid', 'credits_change', 'forum_reply'],
+            'allowed_types' => ['comment_reply', 'system_notice', 'order_paid', 'credits_change'],
         ];
     }
 
@@ -234,7 +234,6 @@ class WeChatNotify {
                 'system_notice'    => true,
                 'order_paid'       => true,
                 'credits_change'   => false,
-                'forum_reply'      => false,
             ];
         }
         return $subs;
@@ -244,7 +243,7 @@ class WeChatNotify {
      * Update notification subscriptions for a user.
      */
     public function update_user_subscriptions(int $user_id, array $subscriptions): bool {
-        $allowed = ['comment_reply', 'system_notice', 'order_paid', 'credits_change', 'forum_reply'];
+        $allowed = ['comment_reply', 'system_notice', 'order_paid', 'credits_change'];
         $clean = [];
         foreach ($allowed as $key) {
             $clean[$key] = !empty($subscriptions[$key]);