修改了历史列表和历史记录的方法接口

srs-teacher/src/main/java/com/srs/teacher/domain/dto/ConversationDTO.java

@@ -0,0 +1,53 @@
+package com.srs.teacher.domain.dto;
+
+import java.util.Date;
+
+public class ConversationDTO {
+    private String id; // 会话 ID
+    private String name; // 会话名称，默认由大语言模型生成。
+    private String introduction; // 开场白
+    private Date created_at; // 创建时间
+    private Date updated_at; // 更新时间
+
+    // Getters and Setters for the properties
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getIntroduction() {
+        return introduction;
+    }
+
+    public void setIntroduction(String introduction) {
+        this.introduction = introduction;
+    }
+
+    public Date getCreated_at() {
+        return created_at;
+    }
+
+    public void setCreated_at(Date created_at) {
+        this.created_at = created_at;
+    }
+
+    public Date getUpdated_at() {
+        return updated_at;
+    }
+
+    public void setUpdated_at(Date updated_at) {
+        this.updated_at = updated_at;
+    }
+}
+