gradient_server-1.0.x-dev/modules/gradient/gradient.links.menu.yml

# Gradient menu items definition
entity.gradient.collection:
  title: 'Gradient list'
  route_name: entity.gradient.collection
  description: 'List Gradient entities'
  parent: system.admin_content
  weight: 100


# Gradient type menu items definition
entity.gradient_type.collection:
  title: 'Gradient types'
  route_name: entity.gradient_type.collection
  description: 'List Gradient type (bundles)'
  parent: system.admin_structure
  weight: 99