EDIT models.py & create media & covers directory

books/migrations/0002_book_cover.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.0.6 on 2022-07-27 19:44
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('books', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='book',
+            name='cover',
+            field=models.ImageField(blank=True, upload_to='covers/'),
+        ),
+    ]

books/models.py

@@ -7,6 +7,7 @@ class Book(models.Model):
     author = models.CharField(max_length=200)
     content = models.TextField()
     price = models.DecimalField(max_digits=5, decimal_places=2)
+    cover = models.ImageField(upload_to='covers/', blank=True)
 
     def __str__(self):
         return self.title