liveblog.links.menu.yml

# Define the menu links for this module

liveblog_post.admin.structure.settings:
  title: 'Liveblog posts'
  description: 'Configure liveblog post entity'
  route_name:  liveblog_post.liveblog_post_settings
  parent: system.admin_structure

liveblog.admin.settings:
  title: 'Liveblog'
  description: 'Configure notification channel settings'
  parent: system.admin_config_content
  route_name: liveblog.admin.settings