commerce_shipping-8.x-2.0-rc2/commerce_shipping.links.menu.yml

commerce_shipping.configuration:
  title: 'Shipping'
  route_name: 'commerce_shipping.configuration'
  parent: 'commerce.configuration'

entity.commerce_package_type.collection:
  title: 'Package types'
  route_name: entity.commerce_package_type.collection
  parent: 'commerce_shipping.configuration'
  description: 'Manage your package types'

entity.commerce_shipment_type.collection:
  title: 'Shipment types'
  route_name: entity.commerce_shipment_type.collection
  parent: 'commerce_shipping.configuration'
  description: 'Manage your shipment types'
  weight: -5

entity.commerce_shipping_method.collection:
  title: 'Shipping methods'
  route_name: 'entity.commerce_shipping_method.collection'
  parent: 'commerce_shipping.configuration'
  description: 'Manage your shipping methods.'
  weight: -6