Created the 'bookshelf' Django app and built its corresponding models.

brevinque_reading/bookshelf/admin.py

+from django.contrib import admin
+
+# Register your models here.

brevinque_reading/bookshelf/apps.py

+from django.apps import AppConfig
+
+
+class BookshelfConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'bookshelf'

brevinque_reading/bookshelf/migrations/0001_initial.py

+# Generated by Django 3.2 on 2023-03-27 08:20
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Author',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('first_name', models.CharField(max_length=100)),
+                ('last_name', models.CharField(max_length=50)),
+                ('age', models.IntegerField()),
+                ('nationality', models.CharField(max_length=100)),
+                ('bio', models.TextField(max_length=700)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Books',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('title', models.CharField(max_length=255)),
+                ('publisher', models.CharField(max_length=255)),
+                ('year_published', models.CharField(max_length=4)),
+                ('ISBN', models.CharField(max_length=13)),
+                ('blurb', models.CharField(max_length=200)),
+                ('author', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='bookshelf.author')),
+            ],
+        ),
+    ]

brevinque_reading/bookshelf/models.py

+from django.db import models
+
+
+class Author(models.Model):
+	first_name = models.CharField(max_length=100)
+	last_name = models.CharField(max_length=50)
+	age = models.IntegerField()
+	nationality = models.CharField(max_length=100)
+	bio = models.TextField(max_length=700)
+
+	def __str__(self):
+		return '{} {}'.format(self.first_name, self.last_name)
+
+	def get_absolute_url(self):
+		return reverse('author_detail', args=[str(self)])
+
+
+class Books(models.Model):
+	title = models.CharField(max_length=255)
+	author = models.ForeignKey(Author, on_delete=models.CASCADE)
+	publisher = models.CharField(max_length=255)
+	year_published = models.CharField(max_length=4)
+	ISBN = models.CharField(max_length=13)
+	blurb = models.CharField(max_length=200)
+
+	def __str__(self):
+		return '{} by {}'.format(self.title, self.author)
+
+	def get_absolute_url(self):
+		return reverse('books_detail', args=[str(self)])
\ No newline at end of file

brevinque_reading/bookshelf/tests.py

+from django.test import TestCase
+
+# Create your tests here.

brevinque_reading/bookshelf/views.py

+from django.shortcuts import render
+
+# Create your views here.

brevinque_reading/brevinque_reading/settings.py

@@ -42,6 +42,7 @@ INSTALLED_APPS = [
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
+    'bookshelf',
 ]
 
 MIDDLEWARE = [