diff --git a/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/dto/TbChatMessageDTO.java b/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/dto/TbChatMessageDTO.java
new file mode 100644
index 00000000..3c6bbb55
--- /dev/null
+++ b/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/dto/TbChatMessageDTO.java
@@ -0,0 +1,65 @@
+package org.xyzh.api.workcase.dto;
+
+import java.util.List;
+import com.alibaba.fastjson2.JSONObject;
+import org.xyzh.common.dto.BaseDTO;
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+/**
+ * @description    聊天消息表数据对象DTO
+ * @filename    TbChatMessageDTO.java
+ * @author    cascade
+ * @copyright xyzh
+ * @since 2025-12-20
+ */
+@Data
+@Schema(description = "聊天消息表对象")
+public class TbChatMessageDTO extends BaseDTO {
+    private static final long serialVersionUID = 1L;
+
+    @Schema(description = "消息ID")
+    private String messageId;
+
+    @Schema(description = "聊天室ID")
+    private String roomId;
+
+    @Schema(description = "发送者ID")
+    private String senderId;
+
+    @Schema(description = "发送者类型：guest-来客 agent-客服 ai-AI助手 system-系统消息")
+    private String senderType;
+
+    @Schema(description = "发送者名称")
+    private String senderName;
+
+    @Schema(description = "消息类型：text-文本 image-图片 file-文件 voice-语音 video-视频 system-系统消息 meeting-会议通知")
+    private String messageType;
+
+    @Schema(description = "消息内容")
+    private String content;
+
+    @Schema(description = "附件文件ID数组")
+    private List<String> files;
+
+    @Schema(description = "扩展内容（会议链接、引用信息等）")
+    private JSONObject contentExtra;
+
+    @Schema(description = "回复的消息ID")
+    private String replyToMsgId;
+
+    @Schema(description = "是否AI消息")
+    private Boolean isAiMessage;
+
+    @Schema(description = "AI原始消息ID")
+    private String aiMessageId;
+
+    @Schema(description = "状态：sending-发送中 sent-已发送 delivered-已送达 read-已读 failed-失败 recalled-已撤回")
+    private String status;
+
+    @Schema(description = "已读人数")
+    private Integer readCount;
+
+    @Schema(description = "发送时间")
+    private String sendTime;
+}
diff --git a/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/dto/TbChatRoomDTO.java b/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/dto/TbChatRoomDTO.java
new file mode 100644
index 00000000..62222651
--- /dev/null
+++ b/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/dto/TbChatRoomDTO.java
@@ -0,0 +1,66 @@
+package org.xyzh.api.workcase.dto;
+
+import org.xyzh.common.dto.BaseDTO;
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+/**
+ * @description    聊天室表数据对象DTO
+ * @filename    TbChatRoomDTO.java
+ * @author    cascade
+ * @copyright xyzh
+ * @since 2025-12-20
+ */
+@Data
+@Schema(description = "聊天室表对象")
+public class TbChatRoomDTO extends BaseDTO {
+    private static final long serialVersionUID = 1L;
+
+    @Schema(description = "聊天室ID")
+    private String roomId;
+
+    @Schema(description = "关联工单ID")
+    private String workcaseId;
+
+    @Schema(description = "聊天室名称")
+    private String roomName;
+
+    @Schema(description = "聊天室类型：workcase-工单客服")
+    private String roomType;
+
+    @Schema(description = "状态：active-活跃 closed-已关闭 archived-已归档")
+    private String status;
+
+    @Schema(description = "来客ID（创建者）")
+    private String guestId;
+
+    @Schema(description = "来客姓名")
+    private String guestName;
+
+    @Schema(description = "AI对话会话ID")
+    private String aiSessionId;
+
+    @Schema(description = "当前负责客服ID")
+    private String currentAgentId;
+
+    @Schema(description = "已加入的客服人数")
+    private Integer agentCount;
+
+    @Schema(description = "消息总数")
+    private Integer messageCount;
+
+    @Schema(description = "未读消息数（客服端）")
+    private Integer unreadCount;
+
+    @Schema(description = "最后消息时间")
+    private String lastMessageTime;
+
+    @Schema(description = "最后一条消息内容")
+    private String lastMessage;
+
+    @Schema(description = "关闭人")
+    private String closedBy;
+
+    @Schema(description = "关闭时间")
+    private String closedTime;
+}
diff --git a/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/dto/TbChatRoomMemberDTO.java b/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/dto/TbChatRoomMemberDTO.java
new file mode 100644
index 00000000..eb63b534
--- /dev/null
+++ b/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/dto/TbChatRoomMemberDTO.java
@@ -0,0 +1,54 @@
+package org.xyzh.api.workcase.dto;
+
+import org.xyzh.common.dto.BaseDTO;
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+/**
+ * @description    聊天室成员表数据对象DTO
+ * @filename    TbChatRoomMemberDTO.java
+ * @author    cascade
+ * @copyright xyzh
+ * @since 2025-12-20
+ */
+@Data
+@Schema(description = "聊天室成员表对象")
+public class TbChatRoomMemberDTO extends BaseDTO {
+    private static final long serialVersionUID = 1L;
+
+    @Schema(description = "成员记录ID")
+    private String memberId;
+
+    @Schema(description = "聊天室ID")
+    private String roomId;
+
+    @Schema(description = "用户ID（来客ID或员工ID）")
+    private String userId;
+
+    @Schema(description = "用户类型：guest-来客 agent-客服 ai-AI助手")
+    private String userType;
+
+    @Schema(description = "用户名称")
+    private String userName;
+
+    @Schema(description = "角色：owner-创建者 admin-管理员 member-普通成员")
+    private String role;
+
+    @Schema(description = "状态：active-活跃 left-已离开 removed-被移除")
+    private String status;
+
+    @Schema(description = "该成员的未读消息数")
+    private Integer unreadCount;
+
+    @Schema(description = "最后阅读时间")
+    private String lastReadTime;
+
+    @Schema(description = "最后阅读的消息ID")
+    private String lastReadMsgId;
+
+    @Schema(description = "加入时间")
+    private String joinTime;
+
+    @Schema(description = "离开时间")
+    private String leaveTime;
+}
diff --git a/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/vo/ChatMemberVO.java b/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/vo/ChatMemberVO.java
new file mode 100644
index 00000000..4fca4556
--- /dev/null
+++ b/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/vo/ChatMemberVO.java
@@ -0,0 +1,61 @@
+package org.xyzh.api.workcase.vo;
+
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import org.xyzh.common.vo.BaseVO;
+import io.swagger.v3.oas.annotations.media.Schema;
+import com.alibaba.fastjson2.annotation.JSONField;
+import java.util.Date;
+
+/**
+ * 聊天室成员VO
+ * 用于前端展示聊天室成员信息
+ */
+@Data
+@EqualsAndHashCode(callSuper = true)
+@Schema(description = "聊天室成员VO")
+public class ChatMemberVO extends BaseVO {
+    private static final long serialVersionUID = 1L;
+    
+    @Schema(description = "成员记录ID")
+    private String memberId;
+    
+    @Schema(description = "聊天室ID")
+    private String roomId;
+    
+    @Schema(description = "用户ID（来客ID或员工ID）")
+    private String userId;
+    
+    @Schema(description = "用户类型：guest-来客 agent-客服 ai-AI助手")
+    private String userType;
+    
+    @Schema(description = "用户名称")
+    private String userName;
+    
+    @Schema(description = "用户头像")
+    private String userAvatar;
+    
+    @Schema(description = "角色：owner-创建者 admin-管理员 member-普通成员")
+    private String role;
+    
+    @Schema(description = "状态：active-活跃 left-已离开 removed-被移除")
+    private String status;
+    
+    @Schema(description = "该成员的未读消息数")
+    private Integer unreadCount;
+    
+    @Schema(description = "最后阅读时间", format = "date-time")
+    @JSONField(format = "yyyy-MM-dd HH:mm:ss")
+    private Date lastReadTime;
+    
+    @Schema(description = "最后阅读的消息ID")
+    private String lastReadMsgId;
+    
+    @Schema(description = "加入时间", format = "date-time")
+    @JSONField(format = "yyyy-MM-dd HH:mm:ss")
+    private Date joinTime;
+    
+    @Schema(description = "离开时间", format = "date-time")
+    @JSONField(format = "yyyy-MM-dd HH:mm:ss")
+    private Date leaveTime;
+}
diff --git a/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/vo/ChatMessageVO.java b/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/vo/ChatMessageVO.java
new file mode 100644
index 00000000..fdd7c4a6
--- /dev/null
+++ b/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/vo/ChatMessageVO.java
@@ -0,0 +1,76 @@
+package org.xyzh.api.workcase.vo;
+
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import org.xyzh.common.vo.BaseVO;
+import io.swagger.v3.oas.annotations.media.Schema;
+import com.alibaba.fastjson2.annotation.JSONField;
+import com.alibaba.fastjson2.JSONObject;
+import java.util.Date;
+import java.util.List;
+
+/**
+ * 聊天消息VO
+ * 用于前端展示聊天消息
+ */
+@Data
+@EqualsAndHashCode(callSuper = true)
+@Schema(description = "聊天消息VO")
+public class ChatMessageVO extends BaseVO {
+    private static final long serialVersionUID = 1L;
+    
+    @Schema(description = "消息ID")
+    private String messageId;
+    
+    @Schema(description = "聊天室ID")
+    private String roomId;
+    
+    @Schema(description = "发送者ID")
+    private String senderId;
+    
+    @Schema(description = "发送者类型：guest-来客 agent-客服 ai-AI助手 system-系统消息")
+    private String senderType;
+    
+    @Schema(description = "发送者名称")
+    private String senderName;
+    
+    @Schema(description = "发送者头像")
+    private String senderAvatar;
+    
+    @Schema(description = "消息类型：text-文本 image-图片 file-文件 voice-语音 video-视频 system-系统消息 meeting-会议通知")
+    private String messageType;
+    
+    @Schema(description = "消息内容")
+    private String content;
+    
+    @Schema(description = "附件文件ID数组")
+    private List<String> files;
+    
+    @Schema(description = "附件数量")
+    private Integer fileCount;
+    
+    @Schema(description = "扩展内容（会议链接、引用信息等）")
+    private JSONObject contentExtra;
+    
+    @Schema(description = "回复的消息ID")
+    private String replyToMsgId;
+    
+    @Schema(description = "回复的消息内容")
+    private String replyToMsgContent;
+    
+    @Schema(description = "是否AI消息")
+    private Boolean isAiMessage;
+    
+    @Schema(description = "AI原始消息ID")
+    private String aiMessageId;
+    
+    @Schema(description = "状态：sending-发送中 sent-已发送 delivered-已送达 read-已读 failed-失败 recalled-已撤回")
+    private String status;
+    
+    @Schema(description = "已读人数")
+    private Integer readCount;
+    
+    @Schema(description = "发送时间", format = "date-time")
+    @JSONField(format = "yyyy-MM-dd HH:mm:ss")
+    private Date sendTime;
+}
diff --git a/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/vo/ChatRoomVO.java b/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/vo/ChatRoomVO.java
new file mode 100644
index 00000000..9a4ef1fb
--- /dev/null
+++ b/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/vo/ChatRoomVO.java
@@ -0,0 +1,75 @@
+package org.xyzh.api.workcase.vo;
+
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import org.xyzh.common.vo.BaseVO;
+import io.swagger.v3.oas.annotations.media.Schema;
+import com.alibaba.fastjson2.annotation.JSONField;
+import java.util.Date;
+
+/**
+ * 聊天室VO
+ * 用于前端展示聊天室信息
+ */
+@Data
+@EqualsAndHashCode(callSuper = true)
+@Schema(description = "聊天室VO")
+public class ChatRoomVO extends BaseVO {
+    private static final long serialVersionUID = 1L;
+    
+    @Schema(description = "聊天室ID")
+    private String roomId;
+    
+    @Schema(description = "关联工单ID")
+    private String workcaseId;
+    
+    @Schema(description = "聊天室名称")
+    private String roomName;
+    
+    @Schema(description = "聊天室类型：workcase-工单客服")
+    private String roomType;
+    
+    @Schema(description = "状态：active-活跃 closed-已关闭 archived-已归档")
+    private String status;
+    
+    @Schema(description = "来客ID（创建者）")
+    private String guestId;
+    
+    @Schema(description = "来客姓名")
+    private String guestName;
+    
+    @Schema(description = "AI对话会话ID")
+    private String aiSessionId;
+    
+    @Schema(description = "当前负责客服ID")
+    private String currentAgentId;
+    
+    @Schema(description = "当前负责客服名称")
+    private String currentAgentName;
+    
+    @Schema(description = "已加入的客服人数")
+    private Integer agentCount;
+    
+    @Schema(description = "消息总数")
+    private Integer messageCount;
+    
+    @Schema(description = "未读消息数（客服端）")
+    private Integer unreadCount;
+    
+    @Schema(description = "最后消息时间", format = "date-time")
+    @JSONField(format = "yyyy-MM-dd HH:mm:ss")
+    private Date lastMessageTime;
+    
+    @Schema(description = "最后一条消息内容")
+    private String lastMessage;
+    
+    @Schema(description = "关闭人")
+    private String closedBy;
+    
+    @Schema(description = "关闭人姓名")
+    private String closedByName;
+    
+    @Schema(description = "关闭时间", format = "date-time")
+    @JSONField(format = "yyyy-MM-dd HH:mm:ss")
+    private Date closedTime;
+}
diff --git a/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/vo/VideoMeetingVO.java b/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/vo/VideoMeetingVO.java
new file mode 100644
index 00000000..eeabb655
--- /dev/null
+++ b/urbanLifelineServ/apis/api-workcase/src/main/java/org/xyzh/api/workcase/vo/VideoMeetingVO.java
@@ -0,0 +1,82 @@
+package org.xyzh.api.workcase.vo;
+
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import org.xyzh.common.vo.BaseVO;
+import io.swagger.v3.oas.annotations.media.Schema;
+import com.alibaba.fastjson2.annotation.JSONField;
+import com.alibaba.fastjson2.JSONObject;
+import java.util.Date;
+
+/**
+ * 视频会议VO
+ * 用于前端展示Jitsi Meet会议信息
+ */
+@Data
+@EqualsAndHashCode(callSuper = true)
+@Schema(description = "视频会议VO")
+public class VideoMeetingVO extends BaseVO {
+    private static final long serialVersionUID = 1L;
+    
+    @Schema(description = "会议ID")
+    private String meetingId;
+    
+    @Schema(description = "关联聊天室ID")
+    private String roomId;
+    
+    @Schema(description = "关联工单ID")
+    private String workcaseId;
+    
+    @Schema(description = "会议名称")
+    private String meetingName;
+    
+    @Schema(description = "会议密码")
+    private String meetingPassword;
+    
+    @Schema(description = "JWT Token（用于身份验证）")
+    private String jwtToken;
+    
+    @Schema(description = "Jitsi房间名")
+    private String jitsiRoomName;
+    
+    @Schema(description = "Jitsi服务器地址")
+    private String jitsiServerUrl;
+    
+    @Schema(description = "状态：scheduled-已安排 ongoing-进行中 ended-已结束 cancelled-已取消")
+    private String status;
+    
+    @Schema(description = "创建者ID")
+    private String creatorId;
+    
+    @Schema(description = "创建者类型：guest-来客 agent-客服")
+    private String creatorType;
+    
+    @Schema(description = "创建者名称")
+    private String creatorName;
+    
+    @Schema(description = "参与人数")
+    private Integer participantCount;
+    
+    @Schema(description = "最大参与人数")
+    private Integer maxParticipants;
+    
+    @Schema(description = "实际开始时间", format = "date-time")
+    @JSONField(format = "yyyy-MM-dd HH:mm:ss")
+    private Date startTime;
+    
+    @Schema(description = "实际结束时间", format = "date-time")
+    @JSONField(format = "yyyy-MM-dd HH:mm:ss")
+    private Date endTime;
+    
+    @Schema(description = "会议时长（秒）")
+    private Integer durationSeconds;
+    
+    @Schema(description = "会议时长（格式化，如：1小时30分）")
+    private String durationFormatted;
+    
+    @Schema(description = "iframe嵌入URL")
+    private String iframeUrl;
+    
+    @Schema(description = "Jitsi配置项")
+    private JSONObject config;
+}
diff --git a/urbanLifelineWeb/packages/bidding/src/types/shared.d.ts b/urbanLifelineWeb/packages/bidding/src/types/shared.d.ts
index becf7b31..5559c62b 100644
--- a/urbanLifelineWeb/packages/bidding/src/types/shared.d.ts
+++ b/urbanLifelineWeb/packages/bidding/src/types/shared.d.ts
@@ -33,6 +33,7 @@ declare module 'shared/components/iframe/IframeView.vue' {
     const IframeView: DefineComponent<{}, {}, any>
     export default IframeView
 }
+
 declare module 'shared/components/ai/knowledge/DocumentSegment.vue' {
     import { DefineComponent } from 'vue'
     const DocumentSegment: DefineComponent<{}, {}, any>
@@ -47,7 +48,28 @@ declare module 'shared/components/ai/knowledge/DocumentDetail.vue' {
 
 declare module 'shared/components/chatRoom/ChatRoom.vue' {
     import { DefineComponent } from 'vue'
-    const ChatRoom: DefineComponent<{}, {}, any>
+    
+    interface ChatMessageVO {
+        messageId: string
+        senderId: string
+        senderName: string
+        senderAvatar: string
+        content: string
+        files: string[]
+        sendTime: string
+    }
+    
+    const ChatRoom: DefineComponent<{
+        messages: ChatMessageVO[]
+        currentUserId: string
+        roomName?: string
+        meetingUrl?: string
+        showMeeting?: boolean
+        fileDownloadUrl?: string
+    }, {}, {}, {}, {}, {}, {}, {
+        header?: () => any
+        'action-area'?: () => any
+    }>
     export default ChatRoom
 }
 
@@ -118,7 +140,18 @@ declare module 'shared/types' {
     export type { 
         TbWorkcaseDTO, 
         TbWorkcaseProcessDTO, 
-        TbWorkcaseDeviceDTO 
+        TbWorkcaseDeviceDTO,
+        // 聊天室相关
+        TbChatRoomDTO,
+        TbChatMessageDTO,
+        TbChatRoomMemberDTO,
+        ChatRoomVO,
+        ChatMessageVO,
+        ChatMemberVO,
+        VideoMeetingVO,
+        SendMessageParam,
+        CreateMeetingParam,
+        MarkReadParam
     } from '../../../shared/src/types/workcase'
     
     // 重新导出 menu
diff --git a/urbanLifelineWeb/packages/platform/src/types/shared.d.ts b/urbanLifelineWeb/packages/platform/src/types/shared.d.ts
index fb628935..5559c62b 100644
--- a/urbanLifelineWeb/packages/platform/src/types/shared.d.ts
+++ b/urbanLifelineWeb/packages/platform/src/types/shared.d.ts
@@ -48,7 +48,28 @@ declare module 'shared/components/ai/knowledge/DocumentDetail.vue' {
 
 declare module 'shared/components/chatRoom/ChatRoom.vue' {
     import { DefineComponent } from 'vue'
-    const ChatRoom: DefineComponent<{}, {}, any>
+    
+    interface ChatMessageVO {
+        messageId: string
+        senderId: string
+        senderName: string
+        senderAvatar: string
+        content: string
+        files: string[]
+        sendTime: string
+    }
+    
+    const ChatRoom: DefineComponent<{
+        messages: ChatMessageVO[]
+        currentUserId: string
+        roomName?: string
+        meetingUrl?: string
+        showMeeting?: boolean
+        fileDownloadUrl?: string
+    }, {}, {}, {}, {}, {}, {}, {
+        header?: () => any
+        'action-area'?: () => any
+    }>
     export default ChatRoom
 }
 
@@ -119,7 +140,18 @@ declare module 'shared/types' {
     export type { 
         TbWorkcaseDTO, 
         TbWorkcaseProcessDTO, 
-        TbWorkcaseDeviceDTO 
+        TbWorkcaseDeviceDTO,
+        // 聊天室相关
+        TbChatRoomDTO,
+        TbChatMessageDTO,
+        TbChatRoomMemberDTO,
+        ChatRoomVO,
+        ChatMessageVO,
+        ChatMemberVO,
+        VideoMeetingVO,
+        SendMessageParam,
+        CreateMeetingParam,
+        MarkReadParam
     } from '../../../shared/src/types/workcase'
     
     // 重新导出 menu
diff --git a/urbanLifelineWeb/packages/shared/src/types/workcase/chatRoom.ts b/urbanLifelineWeb/packages/shared/src/types/workcase/chatRoom.ts
new file mode 100644
index 00000000..546abdb0
--- /dev/null
+++ b/urbanLifelineWeb/packages/shared/src/types/workcase/chatRoom.ts
@@ -0,0 +1,194 @@
+import { BaseVO } from '../base'
+import { BaseDTO } from '../base'
+
+// ==================== DTO ====================
+
+/**
+ * 聊天室DTO
+ */
+export interface TbChatRoomDTO extends BaseDTO {
+    roomId?: string
+    workcaseId?: string
+    roomName?: string
+    roomType?: string
+    status?: string
+    guestId?: string
+    guestName?: string
+    aiSessionId?: string
+    currentAgentId?: string
+    agentCount?: number
+    messageCount?: number
+    unreadCount?: number
+    lastMessageTime?: string
+    lastMessage?: string
+    closedBy?: string
+    closedTime?: string
+}
+
+/**
+ * 聊天消息DTO
+ */
+export interface TbChatMessageDTO extends BaseDTO {
+    messageId?: string
+    roomId?: string
+    senderId?: string
+    senderType?: string
+    senderName?: string
+    messageType?: string
+    content?: string
+    files?: string[]
+    contentExtra?: Record<string, any>
+    replyToMsgId?: string
+    isAiMessage?: boolean
+    aiMessageId?: string
+    status?: string
+    readCount?: number
+    sendTime?: string
+}
+
+/**
+ * 聊天室成员DTO
+ */
+export interface TbChatRoomMemberDTO extends BaseDTO {
+    memberId?: string
+    roomId?: string
+    userId?: string
+    userType?: string
+    userName?: string
+    role?: string
+    status?: string
+    unreadCount?: number
+    lastReadTime?: string
+    lastReadMsgId?: string
+    joinTime?: string
+    leaveTime?: string
+}
+
+// ==================== VO ====================
+
+/**
+ * 聊天室VO
+ * 用于前端展示聊天室信息
+ */
+export interface ChatRoomVO extends BaseVO {
+    roomId?: string
+    workcaseId?: string
+    roomName?: string
+    roomType?: string
+    status?: string
+    guestId?: string
+    guestName?: string
+    aiSessionId?: string
+    currentAgentId?: string
+    currentAgentName?: string
+    agentCount?: number
+    messageCount?: number
+    unreadCount?: number
+    lastMessageTime?: string
+    lastMessage?: string
+    closedBy?: string
+    closedByName?: string
+    closedTime?: string
+}
+
+/**
+ * 聊天消息VO
+ * 用于前端展示聊天消息
+ */
+export interface ChatMessageVO extends BaseVO {
+    messageId?: string
+    roomId?: string
+    senderId?: string
+    senderType?: string
+    senderName?: string
+    senderAvatar?: string
+    messageType?: string
+    content?: string
+    files?: string[]
+    fileCount?: number
+    contentExtra?: Record<string, any>
+    replyToMsgId?: string
+    replyToMsgContent?: string
+    isAiMessage?: boolean
+    aiMessageId?: string
+    status?: string
+    readCount?: number
+    sendTime?: string
+}
+
+/**
+ * 聊天室成员VO
+ * 用于前端展示聊天室成员信息
+ */
+export interface ChatMemberVO extends BaseVO {
+    memberId?: string
+    roomId?: string
+    userId?: string
+    userType?: string
+    userName?: string
+    userAvatar?: string
+    role?: string
+    status?: string
+    unreadCount?: number
+    lastReadTime?: string
+    lastReadMsgId?: string
+    joinTime?: string
+    leaveTime?: string
+}
+
+/**
+ * 视频会议VO
+ * 用于前端展示Jitsi Meet会议信息
+ */
+export interface VideoMeetingVO extends BaseVO {
+    meetingId?: string
+    roomId?: string
+    workcaseId?: string
+    meetingName?: string
+    meetingPassword?: string
+    jwtToken?: string
+    jitsiRoomName?: string
+    jitsiServerUrl?: string
+    status?: string
+    creatorId?: string
+    creatorType?: string
+    creatorName?: string
+    participantCount?: number
+    maxParticipants?: number
+    startTime?: string
+    endTime?: string
+    durationSeconds?: number
+    durationFormatted?: string
+    iframeUrl?: string
+    config?: Record<string, any>
+}
+
+/**
+ * 发送消息参数
+ */
+export interface SendMessageParam {
+    roomId: string
+    content: string
+    files?: string[]
+    messageType?: string
+    replyToMsgId?: string
+}
+
+/**
+ * 创建会议参数
+ */
+export interface CreateMeetingParam {
+    roomId: string
+    workcaseId: string
+    meetingName?: string
+    meetingPassword?: string
+    maxParticipants?: number
+}
+
+/**
+ * 标记已读参数
+ */
+export interface MarkReadParam {
+    roomId: string
+    messageIds?: string[]
+}
diff --git a/urbanLifelineWeb/packages/shared/src/types/workcase/index.ts b/urbanLifelineWeb/packages/shared/src/types/workcase/index.ts
index eaf0e5a9..7bf1b49f 100644
--- a/urbanLifelineWeb/packages/shared/src/types/workcase/index.ts
+++ b/urbanLifelineWeb/packages/shared/src/types/workcase/index.ts
@@ -1 +1,2 @@
 export * from "./workcase"
+export * from "./chatRoom"
diff --git a/urbanLifelineWeb/packages/workcase/src/types/shared.d.ts b/urbanLifelineWeb/packages/workcase/src/types/shared.d.ts
index bf47030c..5559c62b 100644
--- a/urbanLifelineWeb/packages/workcase/src/types/shared.d.ts
+++ b/urbanLifelineWeb/packages/workcase/src/types/shared.d.ts
@@ -140,7 +140,18 @@ declare module 'shared/types' {
     export type { 
         TbWorkcaseDTO, 
         TbWorkcaseProcessDTO, 
-        TbWorkcaseDeviceDTO 
+        TbWorkcaseDeviceDTO,
+        // 聊天室相关
+        TbChatRoomDTO,
+        TbChatMessageDTO,
+        TbChatRoomMemberDTO,
+        ChatRoomVO,
+        ChatMessageVO,
+        ChatMemberVO,
+        VideoMeetingVO,
+        SendMessageParam,
+        CreateMeetingParam,
+        MarkReadParam
     } from '../../../shared/src/types/workcase'
     
     // 重新导出 menu