old_contents: from measure_mate.settings.base import *
  
  DEBUG = os.environ.get('DJANGO_DEBUG', True)
  
  CSP_CONNECT_SRC = ("'self'", "ws://localhost:3000", "ws://127.0.0.1:3000")
  
new_contents: from measure_mate.settings.base import *
  
  DEBUG = os.environ.get('DJANGO_DEBUG', True)
  
  CSP_CONNECT_SRC = ("'self'", "ws://localhost:3000", "ws://127.0.0.1:3000")
  
  INSTALLED_APPS += (
      'django_extensions',
  )
  
subject: add django_extensions to installed apps