ya se pueden registrar, faltaba username

authentication/models.py

@@ -9,7 +9,7 @@ class CustomUserManager(BaseUserManager):
         if not email:
             raise ValueError(_("El email es necesario"))
         email = self.normalize_email(email)
-        new_user = self.model(email=email, **extra_fields)
+        new_user = self.model(username=email, email=email, **extra_fields)
         new_user.set_password(password)
         new_user.save()
         return new_user

listaCompra/settings.py

@@ -30,7 +30,8 @@ INSTALLED_APPS = [
     'item.apps.ItemConfig',
     'compra.apps.CompraConfig',
     # Terceras partes
-    'rest_framework'
+    'rest_framework',
+    'djoser'
 ]
 
 AUTH_USER_MODEL = 'authentication.User'

listaCompra/urls.py

@@ -8,4 +8,5 @@ urlpatterns = [
     path('compra/', include('compra.urls')),
     path('item/', include('item.urls')),
     path('lista/', include('lista.urls')),
+    path('token/', include('djoser.urls')),
 ]

requirements.txt

@@ -1,6 +1,31 @@
 asgiref==3.6.0
+certifi==2022.12.7
+cffi==1.15.1
+charset-normalizer==3.0.1
+coreapi==2.3.3
+coreschema==0.0.4
+cryptography==39.0.1
+defusedxml==0.7.1
 Django==4.1.7
+django-templated-mail==1.1.1
 djangorestframework==3.14.0
+djangorestframework-simplejwt==4.8.0
+djoser==2.1.0
+idna==3.4
+itypes==1.2.0
+Jinja2==3.1.2
+MarkupSafe==2.1.2
+oauthlib==3.2.2
+pycparser==2.21
+PyJWT==2.6.0
 python-decouple==3.7
+python3-openid==3.2.0
 pytz==2022.7.1
+requests==2.28.2
+requests-oauthlib==1.3.1
+six==1.16.0
+social-auth-app-django==4.0.0
+social-auth-core==4.3.0
 sqlparse==0.4.3
+uritemplate==4.1.1
+urllib3==1.26.14