old_contents: DEBUG = False
  TEMPLATE_DEBUG = False
  SECRET_KEY = '$d416i%#@eqim_ms34y42jy%7-+(ml7*7iz8l!w7*7h%et!i3l'
  ALLOWED_HOSTS = []
  DATABASES = {
      'default': {
          'ENGINE': 'django.db.backends.postgresql_psycopg2',
          'NAME': '',                      
          'USER': '',
          'PASSWORD': '',
          'HOST': '',
          'PORT': '',
      }
  }
  
new_contents: DEBUG = False
  TEMPLATE_DEBUG = False
  SECRET_KEY = '$d416i%#@eqim_ms34y42jy%7-+(ml7*7iz8l!w7*7h%et!i3l'
  ALLOWED_HOSTS = ['.schelder.com', '.schelder.com.']
  DATABASES = {
      'default': {
          'ENGINE': 'django.db.backends.postgresql_psycopg2',
          'NAME': '',                      
          'USER': '',
          'PASSWORD': '',
          'HOST': '',
          'PORT': '',
      }
  }
  
subject: set ALLOWED_HOSTS for production