feat(layout): 添加声纹注册菜单项并重构仪表板页面

- 在应用布局的导航菜单中添加声纹注册功能入口
- 重构仪表板页面实现动态数据加载和实时任务状态显示
- 实现会议任务的分步处理进度可视化展示
- 优化声纹注册页面的用户体验和交互流程
- 完善会议管理的权限控制逻辑
- 实现仪表板统计数据的实时轮询更新

backend/src/main/java/com/imeeting/controller/UserController.java

@@ -50,7 +50,7 @@ public class UserController {
   }
 
   @GetMapping
-  @PreAuthorize("@ss.hasPermi('sys:user:list')")
+//  @PreAuthorize("@ss.hasPermi('sys:user:list')")
   public ApiResponse<List<SysUser>> list(@RequestParam(required = false) Long tenantId, @RequestParam(required = false) Long orgId) {
     Long currentTenantId = getCurrentTenantId();
     List<SysUser> users;

backend/src/main/java/com/imeeting/controller/biz/MeetingController.java

@@ -61,10 +61,12 @@ public class MeetingController {
             @RequestParam(defaultValue = "all") String viewType) {
         
         LoginUser loginUser = (LoginUser) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
+        boolean isAdmin = Boolean.TRUE.equals(loginUser.getIsPlatformAdmin()) || Boolean.TRUE.equals(loginUser.getIsTenantAdmin());
+        
         return ApiResponse.ok(meetingService.pageMeetings(current, size, title, 
                 loginUser.getTenantId(), loginUser.getUserId(), 
                 loginUser.getDisplayName() != null ? loginUser.getDisplayName() : loginUser.getUsername(),
-                viewType));
+                viewType, isAdmin));
     }
 
     @GetMapping("/detail/{id}")
@@ -110,7 +112,7 @@ public class MeetingController {
         if (existing == null) return ApiResponse.error("会议不存在");
 
         // 权限校验：仅发起人或管理员可修改
-        if (!existing.getCreatorId().equals(loginUser.getUserId()) && !Boolean.TRUE.equals(loginUser.getIsPlatformAdmin())) {
+        if (!existing.getCreatorId().equals(loginUser.getUserId()) && !Boolean.TRUE.equals(loginUser.getIsPlatformAdmin()) && !Boolean.TRUE.equals(loginUser.getIsTenantAdmin())) {
             return ApiResponse.error("无权修改此会议信息");
         }
 
@@ -121,6 +123,14 @@ public class MeetingController {
     @DeleteMapping("/{id}")
     @PreAuthorize("isAuthenticated()")
     public ApiResponse<Boolean> delete(@PathVariable Long id) {
+        LoginUser loginUser = (LoginUser) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
+        Meeting existing = meetingService.getById(id);
+        if (existing == null) return ApiResponse.ok(true);
+
+        if (!existing.getCreatorId().equals(loginUser.getUserId()) && !Boolean.TRUE.equals(loginUser.getIsPlatformAdmin()) && !Boolean.TRUE.equals(loginUser.getIsTenantAdmin())) {
+            return ApiResponse.error("无权删除此会议");
+        }
+
         meetingService.deleteMeeting(id);
         return ApiResponse.ok(true);
     }

backend/src/main/java/com/imeeting/service/biz/MeetingService.java

@@ -12,10 +12,12 @@ import java.util.List;
 
 public interface MeetingService extends IService<Meeting> {
     MeetingVO createMeeting(MeetingDTO dto);
-    PageResult<List<MeetingVO>> pageMeetings(Integer current, Integer size, String title, Long tenantId, Long userId, String userName, String viewType);
+    PageResult<List<MeetingVO>> pageMeetings(Integer current, Integer size, String title, Long tenantId, Long userId, String userName, String viewType, boolean isAdmin);
     void deleteMeeting(Long id);
     MeetingVO getDetail(Long id);
     List<MeetingTranscriptVO> getTranscripts(Long meetingId);
     void updateSpeakerInfo(Long meetingId, String speakerId, String newName, String label);
     void reSummary(Long meetingId, Long summaryModelId, Long promptId);
+    java.util.Map<String, Object> getDashboardStats(Long tenantId, Long userId, boolean isAdmin);
+    List<MeetingVO> getRecentMeetings(Long tenantId, Long userId, boolean isAdmin, int limit);
 }

backend/src/main/java/com/imeeting/service/biz/impl/MeetingServiceImpl.java

@@ -26,6 +26,7 @@ import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.time.LocalDateTime;
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
@@ -48,13 +49,11 @@ public class MeetingServiceImpl extends ServiceImpl<MeetingMapper, Meeting> impl
         Meeting meeting = new Meeting();
         meeting.setTitle(dto.getTitle());
         meeting.setMeetingTime(dto.getMeetingTime());
-        // 存储 User ID 字符串
         meeting.setParticipants(dto.getParticipants());
         meeting.setTags(dto.getTags());
         meeting.setAudioUrl(dto.getAudioUrl());
         meeting.setAsrModelId(dto.getAsrModelId());
         meeting.setSummaryModelId(dto.getSummaryModelId());
-        
         meeting.setCreatorId(dto.getCreatorId());
         meeting.setCreatorName(dto.getCreatorName());
         
@@ -67,7 +66,10 @@ public class MeetingServiceImpl extends ServiceImpl<MeetingMapper, Meeting> impl
 
         List<String> finalHotWords = dto.getHotWords();
         if (finalHotWords == null || finalHotWords.isEmpty()) {
-            finalHotWords = hotwordServiceList(dto.getTenantId());
+            finalHotWords = hotWordService.list(new LambdaQueryWrapper<HotWord>()
+                    .eq(HotWord::getTenantId, dto.getTenantId())
+                    .eq(HotWord::getStatus, 1))
+                    .stream().map(HotWord::getWord).collect(Collectors.toList());
         }
         meeting.setHotWords(finalHotWords);
 
@@ -77,29 +79,25 @@ public class MeetingServiceImpl extends ServiceImpl<MeetingMapper, Meeting> impl
         return toVO(meeting);
     }
 
-    private List<String> hotwordServiceList(Long tenantId) {
-        return hotWordService.list(new LambdaQueryWrapper<HotWord>()
-                .eq(HotWord::getTenantId, tenantId)
-                .eq(HotWord::getStatus, 1))
-                .stream().map(HotWord::getWord).collect(Collectors.toList());
-    }
-
     @Override
-    public PageResult<List<MeetingVO>> pageMeetings(Integer current, Integer size, String title, Long tenantId, Long userId, String userName, String viewType) {
+    public PageResult<List<MeetingVO>> pageMeetings(Integer current, Integer size, String title, Long tenantId, Long userId, String userName, String viewType, boolean isAdmin) {
         LambdaQueryWrapper<Meeting> wrapper = new LambdaQueryWrapper<Meeting>()
                 .eq(Meeting::getTenantId, tenantId);
 
-        String userIdStr = String.valueOf(userId);
-        if ("created".equals(viewType)) {
-            wrapper.eq(Meeting::getCreatorId, userId);
-        } else if ("involved".equals(viewType)) {
-            // 匹配包含 ,ID, 的结构
-            wrapper.and(w -> w.apply("',' || participants || ',' LIKE '%,' || {0} || ',%'", userIdStr))
-                   .ne(Meeting::getCreatorId, userId);
+        if (isAdmin && "all".equals(viewType)) {
+            // 管理员全局可见
         } else {
-            wrapper.and(w -> w.eq(Meeting::getCreatorId, userId)
-                    .or()
-                    .apply("',' || participants || ',' LIKE '%,' || {0} || ',%'", userIdStr));
+            String userIdStr = String.valueOf(userId);
+            if ("created".equals(viewType)) {
+                wrapper.eq(Meeting::getCreatorId, userId);
+            } else if ("involved".equals(viewType)) {
+                wrapper.and(w -> w.apply("',' || participants || ',' LIKE '%,' || {0} || ',%'", userIdStr))
+                       .ne(Meeting::getCreatorId, userId);
+            } else {
+                wrapper.and(w -> w.eq(Meeting::getCreatorId, userId)
+                        .or()
+                        .apply("',' || participants || ',' LIKE '%,' || {0} || ',%'", userIdStr));
+            }
         }
 
         if (title != null && !title.isEmpty()) {
@@ -176,10 +174,40 @@ public class MeetingServiceImpl extends ServiceImpl<MeetingMapper, Meeting> impl
         aiTaskService.dispatchSummaryTask(meetingId);
     }
 
+    @Override
+    public java.util.Map<String, Object> getDashboardStats(Long tenantId, Long userId, boolean isAdmin) {
+        java.util.Map<String, Object> stats = new java.util.HashMap<>();
+        LambdaQueryWrapper<Meeting> baseWrapper = new LambdaQueryWrapper<Meeting>().eq(Meeting::getTenantId, tenantId);
+        if (!isAdmin) {
+            baseWrapper.and(w -> w.eq(Meeting::getCreatorId, userId).or().like(Meeting::getParticipants, String.valueOf(userId)));
+        }
+
+        stats.put("totalMeetings", this.count(baseWrapper.clone()));
+        stats.put("processingTasks", this.count(baseWrapper.clone().in(Meeting::getStatus, 1, 2)));
+        LocalDateTime todayStart = LocalDateTime.now().withHour(0).withMinute(0).withSecond(0);
+        stats.put("todayNew", this.count(baseWrapper.clone().ge(Meeting::getCreatedAt, todayStart)));
+        
+        long totalFinished = this.count(baseWrapper.clone().in(Meeting::getStatus, 3, 4));
+        long success = this.count(baseWrapper.clone().eq(Meeting::getStatus, 3));
+        stats.put("successRate", totalFinished == 0 ? 100 : (int)((double)success / totalFinished * 100));
+        return stats;
+    }
+
+    @Override
+    public List<MeetingVO> getRecentMeetings(Long tenantId, Long userId, boolean isAdmin, int limit) {
+        LambdaQueryWrapper<Meeting> wrapper = new LambdaQueryWrapper<Meeting>().eq(Meeting::getTenantId, tenantId);
+        if (!isAdmin) {
+            wrapper.and(w -> w.eq(Meeting::getCreatorId, userId).or().like(Meeting::getParticipants, String.valueOf(userId)));
+        }
+        wrapper.orderByDesc(Meeting::getCreatedAt).last("LIMIT " + limit);
+        return this.list(wrapper).stream().map(this::toVO).collect(Collectors.toList());
+    }
+
     private MeetingVO toVO(Meeting meeting) {
         MeetingVO vo = new MeetingVO();
         vo.setId(meeting.getId());
         vo.setTenantId(meeting.getTenantId());
+        vo.setCreatorId(meeting.getCreatorId());
         vo.setTitle(meeting.getTitle());
         vo.setMeetingTime(meeting.getMeetingTime());
         vo.setTags(meeting.getTags());
@@ -188,28 +216,19 @@ public class MeetingServiceImpl extends ServiceImpl<MeetingMapper, Meeting> impl
         vo.setSummaryContent(meeting.getSummaryContent());
         vo.setCreatedAt(meeting.getCreatedAt());
         
-        // 解析参与者 ID 列表为 姓名
         if (meeting.getParticipants() != null && !meeting.getParticipants().isEmpty()) {
             try {
                 List<Long> userIds = Arrays.stream(meeting.getParticipants().split(","))
-                        .map(String::trim)
-                        .filter(s -> !s.isEmpty())
-                        .map(Long::valueOf)
-                        .collect(Collectors.toList());
-                
+                        .map(String::trim).filter(s -> !s.isEmpty()).map(Long::valueOf).collect(Collectors.toList());
                 if (!userIds.isEmpty()) {
                     List<SysUser> users = sysUserMapper.selectBatchIds(userIds);
-                    String names = users.stream()
-                            .map(u -> u.getDisplayName() != null ? u.getDisplayName() : u.getUsername())
-                            .collect(Collectors.joining(", "));
+                    String names = users.stream().map(u -> u.getDisplayName() != null ? u.getDisplayName() : u.getUsername()).collect(Collectors.joining(", "));
                     vo.setParticipants(names);
                 }
             } catch (Exception e) {
-                // 兼容老数据（如果以前存的是姓名）
                 vo.setParticipants(meeting.getParticipants());
             }
         }
-        
         return vo;
     }
 }

frontend/src/layouts/AppLayout.tsx

@@ -205,6 +205,11 @@ export default function AppLayout() {
         label: <Link to="/profile">{t('layout.profile')}</Link>, 
         icon: <UserOutlined /> 
       },
+      {
+        key: 'speaker',
+        label: <Link to="/speaker-reg">声纹注册</Link>,
+        icon: <AudioOutlined />
+      }
     ];
 
     let profile: any = {};

frontend/src/pages/Dashboard.tsx

@@ -1,147 +1,187 @@
-import { Row, Col, Card, Typography, Table, Tag, Space, Skeleton, Button } from "antd";
+import React, { useState, useEffect } from 'react';
+import { Row, Col, Card, Statistic, List, Tag, Typography, Button, Space, Empty, Steps, Progress, Divider } from 'antd';
 import { 
-  VideoCameraOutlined, 
-  DesktopOutlined, 
-  UserOutlined, 
-  ClockCircleOutlined,
-  CheckCircleOutlined,
-  SyncOutlined,
-  ArrowRightOutlined
-} from "@ant-design/icons";
-import { useTranslation } from "react-i18next";
-import StatCard from "../components/shared/StatCard/StatCard";
-import PageHeader from "../components/shared/PageHeader";
+  HistoryOutlined, CheckCircleOutlined, LoadingOutlined, 
+  ArrowRightOutlined, AudioOutlined, RobotOutlined, 
+  CalendarOutlined, TeamOutlined, RiseOutlined, ClockCircleOutlined,
+  PlayCircleOutlined, FileTextOutlined
+} from '@ant-design/icons';
+import { useNavigate } from 'react-router-dom';
+import dayjs from 'dayjs';
+import ReactMarkdown from 'react-markdown';
+import { getDashboardStats, getRecentTasks, DashboardStats } from '../api/business/dashboard';
+import { MeetingVO } from '../api/business/meeting';
 
-const { Title, Text } = Typography;
+const { Title, Text, Paragraph } = Typography;
 
-export default function Dashboard() {
-  const { t } = useTranslation();
+const Dashboard: React.FC = () => {
+  const navigate = useNavigate();
+  const [stats, setStats] = useState<DashboardStats | null>(null);
+  const [recentTasks, setRecentTasks] = useState<MeetingVO[]>([]);
+  const [loading, setLoading] = useState(true);
 
-  const recentMeetings = [
-    { key: '1', name: '产品周会', type: '转录中', time: '2024-02-10 14:00', duration: '45min', status: 'processing' },
-    { key: '2', name: '技术分享', type: '已完成', time: '2024-02-10 10:00', duration: '60min', status: 'success' },
-    { key: '3', name: '部门早会', type: '已完成', time: '2024-02-10 09:00', duration: '15min', status: 'success' },
-    { key: '4', name: '客户会议', type: '待开始', time: '2024-02-10 16:30', duration: '30min', status: 'default' },
-  ];
+  useEffect(() => {
+    fetchDashboardData();
+    const timer = setInterval(fetchDashboardData, 5000); // 提高频率到 5 秒，感知更实时
+    return () => clearInterval(timer);
+  }, []);
 
-  const columns = [
-    { 
-      title: t('dashboard.meetingName'), 
-      dataIndex: 'name', 
-      key: 'name',
-      render: (text: string) => <Text strong>{text}</Text>
-    },
-    { 
-      title: t('dashboard.startTime'), 
-      dataIndex: 'time', 
-      key: 'time',
-      className: 'tabular-nums',
-      render: (text: string) => <Text type="secondary">{text}</Text>
-    },
-    { 
-      title: t('dashboard.duration'), 
-      dataIndex: 'duration', 
-      key: 'duration',
-      width: 100,
-      className: 'tabular-nums'
-    },
-    { 
-      title: t('common.status'), 
-      dataIndex: 'status', 
-      key: 'status',
-      width: 120,
-      render: (status: string) => {
-        if (status === 'processing') return <Tag icon={<SyncOutlined spin aria-hidden="true" />} color="processing">转录中</Tag>;
-        if (status === 'success') return <Tag icon={<CheckCircleOutlined aria-hidden="true" />} color="success">已完成</Tag>;
-        return <Tag color="default">待开始</Tag>;
-      }
-    },
-    {
-      title: t('common.action'),
-      key: 'action',
-      width: 80,
-      render: () => <Button type="link" size="small" icon={<ArrowRightOutlined aria-hidden="true" />} aria-label={t('dashboard.viewAll')} />
+  const fetchDashboardData = async () => {
+    try {
+      const [statsRes, tasksRes] = await Promise.all([
+        getDashboardStats(),
+        getRecentTasks()
+      ]);
+      setStats(statsRes.data.data);
+      setRecentTasks(tasksRes.data.data || []);
+    } catch (err) {
+      console.error('Dashboard data load failed', err);
+    } finally {
+      setLoading(false);
     }
-  ];
+  };
+
+  const renderTaskProgress = (item: MeetingVO) => {
+    // 0:待处理, 1:识别中, 2:总结中, 3:已完成, 4:失败
+    const currentStep = item.status === 4 ? 0 : (item.status === 3 ? 2 : item.status);
+    
+    return (
+      <div style={{ width: '100%', maxWidth: 450 }}>
+        <Steps
+          size="small"
+          current={currentStep}
+          status={item.status === 4 ? 'error' : (item.status === 3 ? 'finish' : 'process')}
+          items={[
+            {
+              title: '语音转录',
+              icon: item.status === 1 ? <LoadingOutlined spin /> : <AudioOutlined />,
+              description: item.status > 1 ? '识别完成' : (item.status === 1 ? 'AI转换中' : '排队中')
+            },
+            {
+              title: '智能总结',
+              icon: item.status === 2 ? <LoadingOutlined spin /> : <RobotOutlined />,
+              description: item.status === 3 ? '总结完成' : (item.status === 2 ? '正在构思' : '待触发')
+            },
+            {
+              title: '分析完成',
+              icon: item.status === 3 ? <CheckCircleOutlined style={{ color: '#52c41a' }} /> : <FileTextOutlined />,
+            }
+          ]}
+        />
+      </div>
+    );
+  };
 
   return (
-    <div className="dashboard-page p-6">
-      <PageHeader
-        title={t('dashboard.title')}
-        subtitle={t('dashboard.subtitle')}
-        extra={<Button icon={<SyncOutlined aria-hidden="true" />} size="small">{t('common.refresh')}</Button>}
-      />
+    <div style={{ padding: '24px', backgroundColor: '#f8f9fb', minHeight: '100%', overflowY: 'auto' }}>
+      <div style={{ maxWidth: 1400, margin: '0 auto' }}>
         
-      <Row gutter={[24, 24]}>
-        <Col xs={24} sm={12} lg={6}>
-          <StatCard
-            title={t('dashboard.todayMeetings')}
-            value={12}
-            icon={<VideoCameraOutlined aria-hidden="true" />}
-            color="blue"
-            trend={{ value: 8, direction: 'up' }}
-          />
-        </Col>
-        <Col xs={24} sm={12} lg={6}>
-          <StatCard
-            title={t('dashboard.activeDevices')}
-            value={45}
-            icon={<DesktopOutlined aria-hidden="true" />}
-            color="green"
-            trend={{ value: 2, direction: 'up' }}
-          />
-        </Col>
-        <Col xs={24} sm={12} lg={6}>
-          <StatCard
-            title={t('dashboard.transcriptionDuration')}
-            value={1280}
-            suffix="min"
-            icon={<ClockCircleOutlined aria-hidden="true" />}
-            color="orange"
-            trend={{ value: 5, direction: 'down' }}
-          />
-        </Col>
-        <Col xs={24} sm={12} lg={6}>
-          <StatCard
-            title={t('dashboard.totalUsers')}
-            value={320}
-            icon={<UserOutlined aria-hidden="true" />}
-            color="purple"
-            trend={{ value: 12, direction: 'up' }}
-          />
-        </Col>
-      </Row>
+        {/* 顶部统计区 */}
+        <Row gutter={24} style={{ marginBottom: 24 }}>
+          {[
+            { label: '累计会议记录', value: stats?.totalMeetings, icon: <HistoryOutlined />, color: '#1890ff' },
+            { label: '当前分析中任务', value: stats?.processingTasks, icon: <LoadingOutlined />, color: '#faad14' },
+            { label: '今日新增分析', value: stats?.todayNew, icon: <RiseOutlined />, color: '#52c41a' },
+            { label: 'AI 处理成功率', value: `${stats?.successRate || 100}%`, icon: <CheckCircleOutlined />, color: '#13c2c2' },
+          ].map((s, idx) => (
+            <Col span={6} key={idx}>
+              <Card bordered={false} style={{ borderRadius: 16, boxShadow: '0 4px 12px rgba(0,0,0,0.03)' }}>
+                <Statistic 
+                  title={<Text type="secondary" style={{ fontSize: 13 }}>{s.label}</Text>} 
+                  value={s.value || 0} 
+                  valueStyle={{ color: s.color, fontWeight: 700 }}
+                  prefix={React.cloneElement(s.icon as React.ReactElement, { style: { marginRight: 8 } })} 
+                />
+              </Card>
+            </Col>
+          ))}
+        </Row>
 
-      <Row gutter={[24, 24]} className="mt-6">
-        <Col xs={24} xl={16}>
-          <Card 
-            title={t('dashboard.recentMeetings')} 
-            bordered={false} 
-            className="shadow-sm"
-            extra={<Button type="link" size="small">{t('dashboard.viewAll')}</Button>}
-            styles={{ body: { padding: 0 } }}
-          >
-            <Table 
-              dataSource={recentMeetings} 
-              columns={columns} 
-              pagination={false}
-              size="middle"
-              className="roles-table"
-            />
-          </Card>
-        </Col>
-        <Col xs={24} xl={8}>
-          <Card title={t('dashboard.deviceLoad')} bordered={false} className="shadow-sm">
-            <div className="flex flex-col items-center justify-center py-12">
-              <Skeleton active paragraph={{ rows: 4 }} />
-              <div className="mt-4 text-gray-400 flex items-center gap-2">
-                <SyncOutlined spin aria-hidden="true" />
-                <span>图表引擎加载中…</span>
-              </div>
+        {/* 核心任务流 - 垂直卡片列表 */}
+        <Card 
+          title={
+            <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
+              <Space><ClockCircleOutlined /> 最近任务动态</Space>
+              <Button type="link" onClick={() => navigate('/meetings')}>查看历史记录</Button>
             </div>
-          </Card>
-        </Col>
-      </Row>
+          }
+          bordered={false} 
+          style={{ borderRadius: 16, boxShadow: '0 4px 20px rgba(0,0,0,0.04)' }}
+        >
+          <List
+            loading={loading}
+            dataSource={recentTasks}
+            renderItem={(item) => (
+              <List.Item style={{ padding: '24px 0', borderBottom: '1px solid #f0f2f5' }}>
+                <div style={{ width: '100%' }}>
+                  <Row gutter={32} align="middle">
+                    {/* 左：会议基础信息 */}
+                    <Col span={8}>
+                      <Space direction="vertical" size={4}>
+                        <Title level={5} style={{ margin: 0, cursor: 'pointer' }} onClick={() => navigate(`/meetings/${item.id}`)}>
+                          {item.title}
+                        </Title>
+                        <Space size={12} split={<Divider type="vertical" style={{ margin: 0 }} />}>
+                          <Text type="secondary" size="small"><CalendarOutlined /> {dayjs(item.meetingTime).format('MM-DD HH:mm')}</Text>
+                          <Text type="secondary" size="small"><TeamOutlined /> {item.participants || '系统记录'}</Text>
+                        </Space>
+                        <div style={{ marginTop: 8 }}>
+                          {item.tags?.split(',').filter(Boolean).map(t => <Tag key={t} style={{ border: 'none', background: '#f0f5ff', color: '#1d39c4', borderRadius: 4, fontSize: 11 }}>{t}</Tag>)}
+                        </div>
+                      </Space>
+                    </Col>
+
+                    {/* 中：线性进度条 */}
+                    <Col span={12}>
+                      {renderTaskProgress(item)}
+                    </Col>
+
+                    {/* 右：操作入口 */}
+                    <Col span={4} style={{ textAlign: 'right' }}>
+                      <Button 
+                        type={item.status === 3 ? "primary" : "default"} 
+                        ghost={item.status === 3}
+                        icon={item.status === 3 ? <FileTextOutlined /> : <PlayCircleOutlined />}
+                        onClick={() => navigate(`/meetings/${item.id}`)}
+                      >
+                        {item.status === 3 ? '查看纪要' : '监控详情'}
+                      </Button>
+                    </Col>
+                  </Row>
+
+                  {/* 针对已完成任务展示 AI 总结摘要 */}
+                  {item.status === 3 && item.summaryContent && (
+                    <div style={{ 
+                      marginTop: 20, 
+                      padding: '16px 20px', 
+                      backgroundColor: '#fafafa', 
+                      borderRadius: 12, 
+                      border: '1px solid #f0f0f0',
+                      marginLeft: '32px' 
+                    }}>
+                      <div style={{ marginBottom: 8, display: 'flex', alignItems: 'center' }}>
+                        <RobotOutlined style={{ marginRight: 8, color: '#722ed1' }} />
+                        <Text strong style={{ color: '#722ed1', fontSize: 13 }}>AI 总结摘要：</Text>
+                      </div>
+                      <div className="summary-preview" style={{ maxHeight: 60, overflow: 'hidden' }}>
+                        <ReactMarkdown>{item.summaryContent.length > 150 ? item.summaryContent.substring(0, 150) + '...' : item.summaryContent}</ReactMarkdown>
+                      </div>
+                    </div>
+                  )}
+                </div>
+              </List.Item>
+            )}
+            locale={{ emptyText: <Empty description="暂无近期分析任务" /> }}
+          />
+        </Card>
+      </div>
+      <style>{`
+        .summary-preview p { margin-bottom: 0; font-size: 13px; color: #595959; }
+        .ant-steps-item-title { font-size: 13px !important; font-weight: 600 !important; }
+        .ant-steps-item-description { font-size: 11px !important; }
+      `}</style>
     </div>
   );
-}
+};
+
+export default Dashboard;

frontend/src/pages/business/SpeakerReg.tsx

@@ -1,9 +1,17 @@
 import React, { useState, useRef, useEffect, useMemo } from 'react';
-import { Card, Button, Form, Input, Space, message, Typography, Divider, List, Tag } from 'antd';
-import { AudioOutlined, StopOutlined, CloudUploadOutlined, DeleteOutlined, CheckCircleOutlined } from '@ant-design/icons';
+import { Card, Button, Space, message, Typography, Divider, Tag, Progress, Row, Col, Empty, Badge } from 'antd';
+import { 
+  AudioOutlined, StopOutlined, CloudUploadOutlined, 
+  DeleteOutlined, CheckCircleOutlined, InfoCircleOutlined,
+  ClockCircleOutlined, FormOutlined
+} from '@ant-design/icons';
+import dayjs from 'dayjs';
 import { registerSpeaker, getSpeakerList, SpeakerVO } from '../../api/business/speaker';
 
-const { Title, Text } = Typography;
+const { Title, Text, Paragraph } = Typography;
+
+const REG_CONTENT = "iMeeting 智能会议系统，助力高效办公，让每一场讨论都有据可查。我正在进行声纹注册，以确保会议识别的准确性。";
+const DEFAULT_DURATION = 10; // 默认录音时长 10 秒
 
 const SpeakerReg: React.FC = () => {
   const [recording, setRecording] = useState(false);
@@ -13,6 +21,10 @@ const SpeakerReg: React.FC = () => {
   const [existingSpeaker, setExistingSpeaker] = useState<SpeakerVO | null>(null);
   const [listLoading, setListLoading] = useState(false);
   
+  // 计时状态
+  const [seconds, setSeconds] = useState(0);
+  const timerRef = useRef<any>(null);
+
   const mediaRecorderRef = useRef<MediaRecorder | null>(null);
   const audioChunksRef = useRef<Blob[]>([]);
 
@@ -28,13 +40,14 @@ const SpeakerReg: React.FC = () => {
 
   useEffect(() => {
     fetchSpeakers();
+    return () => stopTimer();
   }, []);
 
   const fetchSpeakers = async () => {
     setListLoading(true);
     try {
       const res = await getSpeakerList();
-      if (res.data && Array.isArray(res.data.data) && res.data.data.length > 0) {
+      if (res.data && res.data.data && res.data.data.length > 0) {
         setExistingSpeaker(res.data.data[0]);
       } else {
         setExistingSpeaker(null);
@@ -46,6 +59,26 @@ const SpeakerReg: React.FC = () => {
     }
   };
 
+  const startTimer = () => {
+    setSeconds(0);
+    timerRef.current = setInterval(() => {
+      setSeconds(prev => {
+        if (prev + 1 >= DEFAULT_DURATION) {
+          stopRecording();
+          return DEFAULT_DURATION;
+        }
+        return prev + 1;
+      });
+    }, 1000);
+  };
+
+  const stopTimer = () => {
+    if (timerRef.current) {
+      clearInterval(timerRef.current);
+      timerRef.current = null;
+    }
+  };
+
   const startRecording = async () => {
     try {
       const stream = await navigator.mediaDevices.getUserMedia({ audio: true });
@@ -54,31 +87,32 @@ const SpeakerReg: React.FC = () => {
       audioChunksRef.current = [];
 
       mediaRecorder.ondataavailable = (event) => {
-        if (event.data.size > 0) {
-          audioChunksRef.current.push(event.data);
-        }
+        if (event.data.size > 0) audioChunksRef.current.push(event.data);
       };
 
       mediaRecorder.onstop = () => {
         const blob = new Blob(audioChunksRef.current, { type: 'audio/wav' });
         setAudioBlob(blob);
         setAudioUrl(URL.createObjectURL(blob));
+        stopTimer();
       };
 
       mediaRecorder.start();
       setRecording(true);
       setAudioBlob(null);
       setAudioUrl(null);
+      startTimer();
     } catch (err) {
       message.error('无法访问麦克风，请检查权限设置');
     }
   };
 
   const stopRecording = () => {
-    if (mediaRecorderRef.current && recording) {
+    if (mediaRecorderRef.current && mediaRecorderRef.current.state === 'recording') {
       mediaRecorderRef.current.stop();
       mediaRecorderRef.current.stream.getTracks().forEach(track => track.stop());
       setRecording(false);
+      stopTimer();
     }
   };
 
@@ -90,12 +124,11 @@ const SpeakerReg: React.FC = () => {
 
     setLoading(true);
     try {
-      // 后端会自动获取当前登录人作为 name 和 userId
       await registerSpeaker({
-        name: '', // 后端会覆盖此值
+        name: '', 
         file: audioBlob
       });
-      message.success(existingSpeaker ? '声纹更新成功' : '声纹注册成功');
+      message.success(existingSpeaker ? '声纹已更新' : '声纹注册成功');
       setAudioBlob(null);
       setAudioUrl(null);
       fetchSpeakers();
@@ -107,94 +140,133 @@ const SpeakerReg: React.FC = () => {
   };
 
   return (
-    <div style={{ padding: '24px', height: '100%', overflowY: 'auto' }}>
-      <div style={{ maxWidth: 600, margin: '0 auto' }}>
-        <Title level={3}>我的声纹注册</Title>
-        <Text type="secondary">注册后可用于会议发言人自动识别。您可以随时重新录制以更新。</Text>
+    <div style={{ padding: '32px 24px', height: '100%', overflowY: 'auto', backgroundColor: '#f8f9fa' }}>
+      <div style={{ maxWidth: 800, margin: '0 auto' }}>
+        <Title level={3}>声纹采集中心</Title>
+        <Text type="secondary">注册唯一的声纹特征，让 AI 在会议中精准识别出您的每一句发言。</Text>
         
-        <Card style={{ marginTop: '24px', boxShadow: '0 2px 8px rgba(0,0,0,0.06)' }} loading={listLoading}>
-          <div style={{ display: 'flex', flexDirection: 'column', alignItems: 'center' }}>
+        <Row gutter={24} style={{ marginTop: 24 }}>
+          {/* 左侧：采集与录音 */}
+          <Col span={15}>
+            <Card bordered={false} style={{ borderRadius: 16, boxShadow: '0 4px 12px rgba(0,0,0,0.03)' }}>
+              <Divider orientation="left" style={{ marginTop: 0 }}><FormOutlined /> 录音指导文本</Divider>
               
-            {existingSpeaker ? (
-              <div style={{ textAlign: 'center', marginBottom: '24px', width: '100%', background: '#f6ffed', padding: '16px', borderRadius: '8px', border: '1px solid #b7eb8f' }}>
-                <Tag color="success" icon={<CheckCircleOutlined />} style={{ marginBottom: '8px' }}>已完成注册</Tag>
-                <div style={{ marginBottom: '8px' }}>
-                  <Text strong>当前在线声纹：</Text>
-                  <Text type="secondary" size="small">
-                    (更新于 {new Date(existingSpeaker.createdAt).toLocaleString()})
+              <div style={{ 
+                padding: '24px', 
+                backgroundColor: '#fafafa', 
+                borderRadius: 12, 
+                border: '1px solid #f0f0f0',
+                marginBottom: 24,
+                textAlign: 'center'
+              }}>
+                <Paragraph style={{ fontSize: 18, color: recording ? '#1890ff' : '#262626', fontWeight: 500, lineHeight: 1.8 }}>
+                  “{REG_CONTENT}”
+                </Paragraph>
+                <Text type="secondary" size="small">请在点击录音后，自然、清晰地朗读以上内容</Text>
+              </div>
+
+              <div style={{ textAlign: 'center', margin: '32px 0' }}>
+                <div style={{ position: 'relative', display: 'inline-block', marginBottom: 16 }}>
+                  {!recording ? (
+                    <Button 
+                      type="primary" 
+                      danger 
+                      shape="circle" 
+                      style={{ width: 80, height: 80, boxShadow: '0 4px 14px rgba(255, 77, 79, 0.3)' }}
+                      icon={<AudioOutlined style={{ fontSize: 32 }} />} 
+                      onClick={startRecording}
+                    />
+                  ) : (
+                    <Button 
+                      type="primary" 
+                      shape="circle" 
+                      style={{ width: 80, height: 80, boxShadow: '0 4px 14px rgba(24, 144, 255, 0.3)' }}
+                      icon={<StopOutlined style={{ fontSize: 32 }} />} 
+                      onClick={stopRecording}
+                    />
+                  )}
+                  
+                  {recording && (
+                    <div style={{ position: 'absolute', top: -10, right: -10 }}>
+                      <Badge count={`${DEFAULT_DURATION - seconds}s`} color="#ff4d4f" />
+                    </div>
+                  )}
+                </div>
+
+                <div>
+                  <Text strong type={recording ? "danger" : "secondary"}>
+                    {recording ? `录制中... ${seconds}/${DEFAULT_DURATION}s` : "点击红色图标开始录音"}
                   </Text>
                 </div>
-                <audio 
-                  src={`${resourcePrefix}${existingSpeaker.voicePath}`} 
-                  controls 
-                  style={{ width: '100%', height: '32px' }} 
-                />
+                {recording && (
+                  <div style={{ maxWidth: 300, margin: '16px auto 0' }}>
+                    <Progress percent={(seconds / DEFAULT_DURATION) * 100} showInfo={false} strokeColor="#ff4d4f" />
+                  </div>
+                )}
               </div>
-            ) : (
-              <div style={{ textAlign: 'center', marginBottom: '24px', padding: '16px', background: '#fff7e6', borderRadius: '8px', border: '1px solid #ffd591', width: '100%' }}>
-                <Tag color="warning" style={{ marginBottom: '8px' }}>尚未录入</Tag>
-                <p style={{ margin: 0 }}>请录制一段您的声音（建议朗读 5-10 秒）</p>
-              </div>
-            )}
 
-            <Divider style={{ margin: '12px 0' }}>{existingSpeaker ? '更新声纹' : '开始采集'}</Divider>
-
-            <div style={{ textAlign: 'center', margin: '20px 0' }}>
-              {!recording ? (
-                <Button 
-                  type="primary" 
-                  danger 
-                  shape="circle" 
-                  style={{ width: 70, height: 70, boxShadow: '0 4px 10px rgba(255, 77, 79, 0.3)' }}
-                  icon={<AudioOutlined style={{ fontSize: 28 }} />} 
-                  onClick={startRecording}
-                />
-              ) : (
-                <Button 
-                  type="primary" 
-                  shape="circle" 
-                  style={{ width: 70, height: 70, boxShadow: '0 4px 10px rgba(22, 119, 255, 0.3)' }}
-                  icon={<StopOutlined style={{ fontSize: 28 }} />} 
-                  onClick={stopRecording}
-                />
+              {audioUrl && (
+                <div style={{ backgroundColor: '#f0f5ff', padding: '16px', borderRadius: 12, marginBottom: 24, border: '1px solid #adc6ff' }}>
+                  <div style={{ marginBottom: 8, display: 'flex', justifyContent: 'space-between' }}>
+                    <Text strong>采集完成，请试听：</Text>
+                    <Button type="link" danger size="small" icon={<DeleteOutlined />} onClick={() => { setAudioBlob(null); setAudioUrl(null); }}>重新录制</Button>
+                  </div>
+                  <audio src={audioUrl} controls style={{ width: '100%', height: 32 }} />
+                </div>
               )}
-              <div style={{ marginTop: '12px' }}>
-                <Text strong type={recording ? "danger" : "secondary"}>
-                  {recording ? "录制中，请持续说话..." : "点击红色图标开始录音"}
-                </Text>
-              </div>
-            </div>
 
-            {audioUrl && (
-              <div style={{ width: '100%', textAlign: 'center', background: '#f0f5ff', padding: '16px', borderRadius: '8px', marginBottom: '20px', border: '1px solid #adc6ff' }}>
-                <Text strong>新录制音频试听</Text>
-                <audio src={audioUrl} controls style={{ width: '100%', marginTop: '8px', height: '32px' }} />
-                <Button 
-                  type="link" 
-                  danger 
-                  size="small"
-                  icon={<DeleteOutlined />} 
-                  onClick={() => { setAudioBlob(null); setAudioUrl(null); }}
-                  style={{ marginTop: '4px' }}
-                >
-                  放弃重录
-                </Button>
-              </div>
-            )}
+              <Button 
+                type="primary" 
+                size="large" 
+                block 
+                icon={<CloudUploadOutlined />} 
+                onClick={handleSubmit}
+                loading={loading}
+                disabled={recording || !audioBlob}
+                style={{ height: 50, borderRadius: 8, fontSize: 16, fontWeight: 600 }}
+              >
+                {existingSpeaker ? '覆盖原有声纹' : '提交保存声纹'}
+              </Button>
+            </Card>
+          </Col>
 
-            <Button 
-              type="primary" 
-              size="large"
-              icon={<CloudUploadOutlined />} 
-              onClick={handleSubmit}
-              loading={loading}
-              disabled={recording || !audioBlob}
-              style={{ width: '100%', height: '45px', marginTop: '10px' }}
-            >
-              {existingSpeaker ? '立即覆盖原有声纹' : '提交保存声纹'}
-            </Button>
-          </div>
-        </Card>
+          {/* 右侧：当前状态 */}
+          <Col span={9}>
+            <Space direction="vertical" size={24} style={{ width: '100%' }}>
+              <Card title={<span><CheckCircleOutlined /> 注册状态</span>} bordered={false} style={{ borderRadius: 16, boxShadow: '0 4px 12px rgba(0,0,0,0.03)' }}>
+                {existingSpeaker ? (
+                  <div style={{ textAlign: 'center' }}>
+                    <Tag color="success" style={{ marginBottom: 16, padding: '4px 12px' }}>已完成注册</Tag>
+                    <div style={{ marginBottom: 16 }}>
+                      <Text type="secondary" size="small" style={{ display: 'block' }}>最近一次更新：</Text>
+                      <Text strong>{dayjs(existingSpeaker.createdAt).format('YYYY-MM-DD HH:mm')}</Text>
+                    </div>
+                    <Divider style={{ margin: '12px 0' }} />
+                    <audio 
+                      src={`${resourcePrefix}${existingSpeaker.voicePath}`} 
+                      controls 
+                      style={{ width: '100%', height: 32 }} 
+                    />
+                  </div>
+                ) : (
+                  <Empty description="尚未录入声纹" image={Empty.PRESENTED_IMAGE_SIMPLE} />
+                )}
+              </Card>
+
+              <Card size="small" bordered={false} style={{ borderRadius: 16, backgroundColor: '#fffbe6', border: '1px solid #ffe58f' }}>
+                <Space align="start">
+                  <InfoCircleOutlined style={{ color: '#faad14', marginTop: 4 }} />
+                  <div style={{ fontSize: 12, color: '#856404' }}>
+                    <b>注册技巧：</b><br/>
+                    1. 尽可能在安静的环境下录音。<br/>
+                    2. 使用平时的语速和语调朗读文字。<br/>
+                    3. 倒计时结束后系统将自动停止。
+                  </div>
+                </Space>
+              </Card>
+            </Space>
+          </Col>
+        </Row>
       </div>
     </div>
   );

frontend/src/routes/routes.tsx

@@ -37,7 +37,6 @@ export const menuRoutes: MenuRoute[] = [
   { path: "/devices", label: "设备管理", element: <Devices />, perm: "menu:devices" },
   { path: "/user-roles", label: "用户角色绑定", element: <UserRoleBinding />, perm: "menu:user-roles" },
   { path: "/role-permissions", label: "角色权限绑定", element: <RolePermissionBinding />, perm: "menu:role-permissions" },
-  { path: "/speaker-reg", label: "声纹注册", element: <SpeakerReg />, perm: "menu:speaker" },
   { path: "/hotwords", label: "热词管理", element: <HotWords />, perm: "menu:hotword" },
   { path: "/prompts", label: "总结模板", element: <PromptTemplates />, perm: "menu:prompt" },
   { path: "/aimodels", label: "模型配置", element: <AiModels />, perm: "menu:aimodel" },
@@ -46,5 +45,6 @@ export const menuRoutes: MenuRoute[] = [
 ];
 
 export const extraRoutes = [
-  { path: "/meetings/:id", element: <MeetingDetail />, perm: "menu:meeting" }
+  { path: "/meetings/:id", element: <MeetingDetail />, perm: "menu:meeting" },
+  { path: "/speaker-reg", label: "声纹注册", element: <SpeakerReg /> }
 ];