farm-2.x-dev/modules/core/settings/farm_settings.routing.yml

farm_settings.settings_page:
  path: '/farm/settings'
  defaults:
    _title: 'farmOS Settings'
    _form: 'Drupal\farm_settings\Form\FarmSettingsFarmInfoForm'
  requirements:
    _permission: 'administer farm settings'

farm_settings.modules_form:
  path: '/farm/settings/modules'
  defaults:
    _title: 'Modules'
    _form: 'Drupal\farm_settings\Form\FarmSettingsModulesForm'
  requirements:
    _permission: 'administer farm settings'