old_contents: from django.http.response import HttpResponse
  
  
  def webhook(request):
      return HttpResponse('Webhooks not implemented yet', status=501)
  
new_contents: from django.http.response import HttpResponse
  from django.views.decorators.csrf import csrf_exempt
  
  
  @csrf_exempt
  def webhook(request):
      return HttpResponse('Webhooks not implemented yet', status=501)
  
subject: Add csrf_exempt to webhook view