One-to-Many bidirectional: no join table

Laptop.java

package com.hello.demo.model;

import jakarta.persistence.*;


import jakarta.persistence.Entity;
import jakarta.persistence.GeneratedValue;
import jakarta.persistence.GenerationType;
import jakarta.persistence.Id;

@Entity
public class Laptop {
    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
    private Long id;
    private String name;

    @ManyToOne
    @JoinColumn(name = "user_id")
    private User user;

    public Laptop(String name, User user) {
        this.name = name;
        this.user = user;
    }

    public Laptop() {
    }


    public Long getId() {
        return id;
    }

    public void setId(Long id) {
        this.id = id;
    }

    public String getName() {
        return name;
    }

    public User getUser() {
        return user;
    }

    public void setUser(User user) {
        this.user = user;
    }

    public void setName(String name) {
        this.name = name;
    }

    public Laptop(String name) {
        this.name = name;
    }

    @Override
    public String toString() {
        return "Laptop{" +
                "id=" + id +
                ", name='" + name + '\'' +
                '}';
    }
}

User.java

package com.hello.demo.model;

import jakarta.persistence.*;

import java.util.List;

@Entity
@Table(name = "app_user")
public class User {
    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
    private Long id;
    private String fullName;


    @OneToMany(mappedBy = "user",cascade = CascadeType.ALL)
    private List<Laptop> laptop;

    public User() {
    }

    public Long getId() {
        return id;
    }

    public void setId(Long id) {
        this.id = id;
    }

    public String getFullName() {
        return fullName;
    }

    public void setFullName(String fullName) {
        this.fullName = fullName;
    }

    public List<Laptop> getLaptop() {
        return laptop;
    }

    public void setLaptop(List<Laptop> laptop) {
        this.laptop = laptop;
    }

    public User(String fullName, List<Laptop> laptop) {
        this.fullName = fullName;
        this.laptop = laptop;
    }

    @Override
    public String toString() {
        return "User{" +
                "id=" + id +
                ", fullName='" + fullName + '\'' +
                ", laptop=" + laptop +
                '}';
    }
}