# app/Library/models.py from django.db import models class Book(models.Model): title = models.CharField(max_length=255) country = models.CharField(max_length=255) year = models.IntegerField() author = models.CharField(max_length=255) created_at = models.DateTimeField(auto_now_add=True) updated_at = models.DateTimeField(auto_now=True) class Meta: ordering = ("created_at",) verbose_name = "Book" verbose_name_plural = "Books" def __str__(self): return self.title