OpenIsle/backend/src/main/java/com/openisle/dto/TimelineItemDto.java

package com.openisle.dto;

import lombok.*;

import java.time.LocalDateTime;

/**
 * comment and change_log Dto
 */
@Getter
@Setter
@AllArgsConstructor
@NoArgsConstructor
public class TimelineItemDto<T> {

    private Long id;
    private String kind; // "comment" | "log"
    private LocalDateTime createdAt;
    private T payload; // 泛型，具体类型由外部决定
}