drupalcampbristol/web/core/modules/comment/comment.links.task.yml

entity.comment.canonical_tab:
  route_name: entity.comment.canonical
  title: 'View comment'
  base_route: entity.comment.canonical
entity.comment.edit_form_tab:
  route_name: entity.comment.edit_form
  title: 'Edit'
  base_route: entity.comment.canonical
  weight: 0
entity.comment.delete_form_tab:
  route_name: entity.comment.delete_form
  title: 'Delete'
  base_route: entity.comment.canonical
  weight: 10

comment.admin:
  title: Comments
  route_name: comment.admin
  base_route: system.admin_content

comment.admin_new:
  title: 'Published comments'
  route_name: comment.admin
  parent_id: comment.admin

comment.admin_approval:
  title: 'Unapproved comments'
  route_name: comment.admin_approval
  class: Drupal\comment\Plugin\Menu\LocalTask\UnapprovedComments
  parent_id: comment.admin
  weight: 1
  cache_tags:
    - comment_list

# Default tab for comment type editing.
entity.comment_type.edit_form:
  title: 'Edit'
  route_name: entity.comment_type.edit_form
  base_route: entity.comment_type.edit_form