how to check if an object is in a list of objects M2M django template

Question

i have build a project to for real estate , a real estate owned by one person (account) and have multiple admins M2M

class RealEstate(models.Model):
    owner = models.OneToOneField(settings.AUTH_USER_MODEL,on_delete=models.CASCADE,default='')
    admins = models.ManyToManyField(settings.AUTH_USER_MODEL,related_name='managers')
    code = models.UUIDField(unique=True,default=uuid.uuid4,editable=False)

in the template (navbar) if logged in user was owner or an user within admins(managers) list create new post will appear i tried this

{% if request.user.realestate.owner or request.user in request.user.realestate.managers.all %}
<a class="nav-link" href="{% url 'listings:new_post' %}">
  <i class="fas fa-user-plus"></i>+create new post</a>
  </i>
     {% else %}
# some more condition

Answer 1

等待大神答复