Adds support for displaying related local actions in a dropdown widget.
Example config in <module_name>.links.action.yml:
example_content.add:
# The route name is required but it doesn't matter which route is used here, it will not be used for the actual links.
route_name: view.example_content.page_1
# Using the LocalActionWithDestination class adds a destination query string that redirects to the current page.
class: \Drupal\Core\Menu\LocalActionWithDestination
title: 'Add example content'
appears_on:
- view.example_content.page_1
# Here are all the module-specific options that are further explained in the enum classes.
options:
widget: details
links: entity_add
entity_type: example_content