old_contents: from django.db.models.signals import post_save
  from django.dispatch import receiver
  from mrbelvedereci.build.models import Build
  from mrbelvedereci.build.tasks import run_build
  
  @receiver(post_save, sender=Build)
  def create_repo_webhooks(sender, **kwargs):
      build = kwargs['instance']
      created = kwargs['created']
      if not created:
          return
  
      # Queue the background job with a 1 second delay to allow the transaction to commit
      run_build.apply_async((build.id), countdown=1)
  
new_contents: from django.db.models.signals import post_save
  from django.dispatch import receiver
  from mrbelvedereci.build.models import Build
  from mrbelvedereci.build.tasks import run_build
  
  @receiver(post_save, sender=Build)
  def create_repo_webhooks(sender, **kwargs):
      build = kwargs['instance']
      created = kwargs['created']
      if not created:
          return
  
      # Queue the background job with a 1 second delay to allow the transaction to commit
      run_build.apply_async((build.id,), countdown=1)
  
subject: fix tuple