Version 1

[yaffs-website] / web / core / modules / system / migration_templates / system_maintenance.yml

id: system_maintenance
label: Maintenance page configuration
migration_tags:
  - Drupal 6
  - Drupal 7
source:
  plugin: variable
  variables:
    - site_offline_message
process:
  message: site_offline_message
destination:
  plugin: config
  config_name: system.maintenance