drupal.services.yml

services:
  config_sync_merge.config.storage.staging:
    class: alexpott\ConfigSyncMerge\ConfigStorage
    factory: config_sync_merge.factory:getSync
    decorates: config.storage.staging
    public: false
  config_sync_merge.factory:
    class: alexpott\ConfigSyncMerge\ConfigSyncMergeFactory
    arguments: ['@settings', '@config_sync_merge.config.storage.staging.inner']
    public: false