src/main/java/com/example/g8backend/entity/Follow.java

// Follow.java（新增）
package com.example.g8backend.entity;
import com.baomidou.mybatisplus.annotation.TableName;
import lombok.Data;
import lombok.experimental.Accessors;

import java.time.LocalDateTime;

@Data
@TableName("user_follows")
@Accessors(chain = true)
public class Follow {
    private Long followerId; // 保持Long类型
    private Long followedId;
    private LocalDateTime createdAt;
}