fix: 会员过期时跳过 API 请求 & 限制 STOMP WebSocket 重连次数

- DynamicNewsDetailPanel: 添加会员过期判断，过期时显示续费提示
  - RelatedConceptsSection: 会员过期时跳过概念 API 请求
  - TransmissionChainAnalysis: 会员过期时跳过传导链 API 请求
  - BytedeskWidget: 限制 STOMP WebSocket 最多重连 3 次，屏蔽相关日志

src/components/EventDetailPanel/DynamicNewsDetailPanel.js

@@ -18,6 +18,7 @@ import { getImportanceConfig } from '@constants/importanceLevels';
 import { eventService } from '@services/eventService';
 import { useEventStocks } from '@components/Charts/Stock';
 import { toggleEventFollow, selectEventFollowStatus } from '@store/slices/communityDataSlice';
+import { selectSubscriptionInfo } from '@store/slices/subscriptionSlice';
 import { useAuth } from '@contexts/AuthContext';
 import EventHeaderInfo from './EventHeaderInfo';
 import CompactMetaBar from './CompactMetaBar';
@@ -102,6 +103,10 @@ const DynamicNewsDetailPanel = ({ event, showHeader = true }) => {
   // 获取用户会员等级（修复：字段名从 subscription_tier 改为 subscription_type）
   const userTier = user?.subscription_type || 'free';
 
+  // 获取订阅信息，用于判断会员是否过期
+  const subscriptionInfo = useSelector(selectSubscriptionInfo);
+  const isSubscriptionExpired = subscriptionInfo.type !== 'free' && !subscriptionInfo.is_active;
+
   // 从 Redux 读取关注状态
   const eventFollowStatus = useSelector(selectEventFollowStatus);
   const isFollowing = event?.id ? (eventFollowStatus[event.id]?.isFollowing || false) : false;
@@ -111,12 +116,16 @@ const DynamicNewsDetailPanel = ({ event, showHeader = true }) => {
   const [fullEventDetail, setFullEventDetail] = useState(null);
   const [loadingDetail, setLoadingDetail] = useState(false);
 
-  // 权限判断函数
+  // 权限判断函数 - 会员过期时视为无权限
   const hasAccess = useCallback((requiredTier) => {
+    // 会员已过期，视为无权限
+    if (isSubscriptionExpired) {
+      return false;
+    }
     const tierLevel = { free: 0, pro: 1, max: 2 };
     const result = tierLevel[userTier] >= tierLevel[requiredTier];
     return result;
-  }, [userTier]);
+  }, [userTier, isSubscriptionExpired]);
 
   // 升级弹窗状态
   const [upgradeModal, setUpgradeModal] = useState({
@@ -169,14 +178,14 @@ const DynamicNewsDetailPanel = ({ event, showHeader = true }) => {
   // 子区块折叠状态管理 - 使用 useReducer 整合
   const [sectionState, dispatchSection] = useReducer(sectionReducer, initialSectionState);
 
-  // 锁定点击处理 - 弹出升级弹窗
+  // 锁定点击处理 - 弹出升级弹窗（会员过期时显示续费提示）
   const handleLockedClick = useCallback((featureName, requiredLevel) => {
     setUpgradeModal({
       isOpen: true,
-      requiredLevel,
-      featureName
+      requiredLevel: isSubscriptionExpired ? subscriptionInfo.type : requiredLevel,
+      featureName: isSubscriptionExpired ? `${featureName}（会员已过期，请续费）` : featureName
     });
-  }, []);
+  }, [isSubscriptionExpired, subscriptionInfo.type]);
 
   // 关闭升级弹窗
   const handleCloseUpgradeModal = useCallback(() => {

src/components/EventDetailPanel/RelatedConceptsSection/index.js

@@ -2,6 +2,7 @@
 // 相关概念区组件 - 便当盒网格布局
 
 import React, { useState, useEffect } from 'react';
+import { useSelector } from 'react-redux';
 import {
   Box,
   Flex,
@@ -18,6 +19,7 @@ import {
 import { useNavigate } from 'react-router-dom';
 import { logger } from '@utils/logger';
 import { getApiBase } from '@utils/apiConfig';
+import { selectSubscriptionInfo } from '@store/slices/subscriptionSlice';
 
 /**
  * 单个概念卡片组件（便当盒样式）
@@ -100,6 +102,10 @@ const RelatedConceptsSection = ({
   const [error, setError] = useState(null);
   const navigate = useNavigate();
 
+  // 获取订阅信息，用于判断会员是否过期
+  const subscriptionInfo = useSelector(selectSubscriptionInfo);
+  const isSubscriptionExpired = subscriptionInfo.type !== 'free' && !subscriptionInfo.is_active;
+
   // 颜色配置 - 使用深色主题固定颜色
   const sectionBg = 'transparent';
   const headingColor = '#e2e8f0';
@@ -107,7 +113,7 @@ const RelatedConceptsSection = ({
   const countBadgeBg = '#3182ce';
   const countBadgeColor = '#ffffff';
 
-  // 获取相关概念
+  // 获取相关概念 - 如果被锁定或会员过期则跳过 API 请求
   useEffect(() => {
     const fetchConcepts = async () => {
       if (!eventId) {
@@ -115,6 +121,13 @@ const RelatedConceptsSection = ({
         return;
       }
 
+      // 如果被锁定或会员已过期，不发起 API 请求
+      if (isLocked || isSubscriptionExpired) {
+        setLoading(false);
+        setConcepts([]);
+        return;
+      }
+
       try {
         setLoading(true);
         setError(null);
@@ -152,7 +165,7 @@ const RelatedConceptsSection = ({
     };
 
     fetchConcepts();
-  }, [eventId]);
+  }, [eventId, isLocked, isSubscriptionExpired]);
 
   // 跳转到概念中心
   const handleNavigate = (concept) => {