feat(API): change to jwt authentication.

tienda_ilusion/don_confiao/tests/Mixins.py

@@ -1,10 +1,19 @@
 from django.contrib.auth.models import User
+from rest_framework_simplejwt.tokens import RefreshToken
+from rest_framework.test import APIClient
 
 
 class LoginMixin:
     def login(self):
-        username = 'nombre_usuario'
-        password = 'contraseña'
-        email = 'correo@example.com'
-        self.user = User.objects.create_user(username, email, password)
-        self.client.login(username=username, password=password)
+        self.user = User.objects.create_superuser(
+            username='admin',
+            email='admin@example.com',
+            password='adminpass'
+        )
+
+        refresh = RefreshToken.for_user(self.user)
+        self.access_token = str(refresh.access_token)
+
+        self.client = APIClient()
+        self.client.credentials(
+            HTTP_AUTHORIZATION=f'Bearer {self.access_token}')