my_action.rb

# app/lib/actions/my_action.rb
module Actions
  class FailAction < Actions::EntryAction
    def run
      error! "This is an error"
    end

    def troubleshooting_info
      ForemanTasks::TroubleshootingHelpGenerator::Info.new.tap do |i|
        i.add_line _('This task requires special handling.')
        i.add_link(ForemanTasks::TroubleshootingHelpGenerator::Link.new(
          name: :custom_link,
          title: _('custom link inner'),
          href: "/additional_troubleshooting_page/myaction",
          description: _("Investigate %{link} on more details for this custom error. FailAction")
        ))
      end
    end
  end

  class SuccessfulParentAction < Actions::EntryAction
    def plan
      plan_self
      plan_action MyAction
    end

    def run
    end

    def troubleshooting_info
      ForemanTasks::TroubleshootingHelpGenerator::Info.new.tap do |i|
        i.add_line _('This task requires special handling. Handle with care.')
        i.add_link(ForemanTasks::TroubleshootingHelpGenerator::Link.new(
          name: :custom_link,
          title: _('custom link'),
          href: "/additional_troubleshooting_page/",
          description: _("Investigate %{link} on more details for this custom error. SuccessfulParentAction")
        ))
      end
    end
  end
end