feat: homeNavar 将投资日历从社区页面的右侧导航移到了顶部导航栏

InvestmentCalendar.js 将 loadEventCounts 函数改为使用 useCallback 包装
  - 修复了 useEffect 的依赖数组，添加了 loadEventCounts
  - 为事件列表 Modal 添加了 zIndex={1500}
  - 为内容详情 Drawer 添加了 zIndex={1500}
  - 为相关股票 Modal 添加了 zIndex={1500}
src/views/Community/components/RightSidebar.js

  修改内容：
  - 已删除此文件

src/views/Community/components/InvestmentCalendar.js

@@ -1,5 +1,5 @@
 // src/views/Community/components/InvestmentCalendar.js
-import React, { useState, useEffect } from 'react';
+import React, { useState, useEffect, useCallback } from 'react';
 import {
     Card, Calendar, Badge, Modal, Table, Tabs, Tag, Button, List, Spin, Empty,
     Drawer, Typography, Divider, Space, Tooltip, message, Alert
@@ -48,7 +48,7 @@ const InvestmentCalendar = () => {
     const [expandedReasons, setExpandedReasons] = useState({}); // 跟踪每个股票关联理由的展开状态
 
     // 加载月度事件统计
-    const loadEventCounts = async (date) => {
+    const loadEventCounts = useCallback(async (date) => {
         try {
             const year = date.year();
             const month = date.month() + 1;
@@ -63,7 +63,7 @@ const InvestmentCalendar = () => {
                 month: date.month() + 1
             });
         }
-    };
+    }, []); // eventService 是外部导入的稳定引用，不需要作为依赖
 
     // 加载指定日期的事件
     const loadDateEvents = async (date) => {
@@ -131,7 +131,7 @@ const InvestmentCalendar = () => {
 
     useEffect(() => {
         loadEventCounts(currentMonth);
-    }, [currentMonth]);
+    }, [currentMonth, loadEventCounts]);
 
     // 自定义日期单元格渲染
     const dateCellRender = (value) => {
@@ -700,6 +700,7 @@ const InvestmentCalendar = () => {
                 width={1200}
                 footer={null}
                 bodyStyle={{ padding: '24px' }}
+                zIndex={1500}
             >
                 <Spin spinning={loading}>
                     <Tabs defaultActiveKey="event">
@@ -734,6 +735,7 @@ const InvestmentCalendar = () => {
                 width={600}
                 onClose={() => setDetailDrawerVisible(false)}
                 visible={detailDrawerVisible}
+                zIndex={1500}
             >
                 {selectedDetail?.content?.type === 'citation' ? (
                     <CitedContent
@@ -770,6 +772,7 @@ const InvestmentCalendar = () => {
                         关闭
                     </Button>
                 }
+                zIndex={1500}
             >
                 {hasFeatureAccess('related_stocks') ? (
                     <Table