domain_path.links.menu.yml

entity.domain_path.admin:
  title: Domain Path
  route_name: entity.domain_path.collection
  parent: system.admin_config
  description: 'Domain Path configuration'
  weight: 0
entity.domain_path.collection:
  title: 'Domain Paths'
  route_name: entity.domain_path.collection
  parent: entity.domain_path.admin
  description: 'Lists Domain Paths'
  weight: -10
domain_path.admin.settings:
  title: Domain Path Settings
  route_name:  entity.domain_path_settings
  parent: entity.domain_path.admin
  description: 'Configure Domain Paths'
  weight: 0