old_contents: from .base import *
  
  BUGSNAG = {
      "api_key": get_env_variable("BUGSNAG_API_KEY"),
      "project_root": PROJECT_ROOT,
  }
  
  MIDDLEWARE_CLASSES += (
      "bugsnag.django.middleware.BugsnagMiddleware",
  )
  
new_contents: from .base import *
  
  BUGSNAG = {
      "api_key": get_env_variable("BUGSNAG_API_KEY"),
      "project_root": PROJECT_ROOT,
  }
  
  MIDDLEWARE_CLASSES += (
      "bugsnag.django.middleware.BugsnagMiddleware",
  )
  
  ALLOWED_HOSTS = [
      get_env_variable("HEROKU_HOST"),
      '.barberscore.com',
  ]
  
subject: Add ALLOWED_HOSTS to prod settings.