commerce-8.x-2.8/modules/price/commerce_price.routing.yml

# The import URL and title use the "Add" verb to better match user expectations.
entity.commerce_currency.import:
  path: '/admin/commerce/config/currencies/add'
  defaults:
    _form: '\Drupal\commerce_price\Form\CurrencyImportForm'
    _title: 'Add currency'
  requirements:
    _permission: 'administer commerce_currency'