old_contents: from django.db import models
  from django.contrib.auth.models import User
  
  class UserProfile(models.Model):
    user = models.OneToOneField(User)
    description = models.TextField(max_length=3000)
    picture = models.ImageField(upload_to='media/profiles/')
new_contents: from django.db import models
  from django.contrib.auth.models import User
  
  class UserProfile(models.Model):
    user = models.OneToOneField(User)
    description = models.TextField(max_length=3000)
    picture = models.ImageField(upload_to='media/profiles/')
    follows = models.ManyToManyField("self", blank=True, null=True)
subject: Add following into user profile