docs: def add_current_user_is_applied_representation(func):
    """ Used to decorate Serializer.to_representation method.
        It sets the field "current_user_is_applied" if the user is applied to the project
    """
    @wraps(func)
    def _impl(self, instance):
      # We pop current_user_is_applied field to avoid AttributeError on default Serializer.to_representation
      ret = func(self, instance)
  
      user = self.context["request"].user
      applied = False
      if not user.is_anonymous():
        try:
          applied = models.Apply.objects.filter(user=user, project=instance).count() > 0
        except:
          pass
  
      ret["current_user_is_applied"] = applied
  
      return ret
    return _impl