// Set up the navbar items
{% set navbar_items %}
  {% include '@bolt-components-navbar/navbar-li.twig' with {
    link: {
      content: 'Section 1',
      attributes: {
        href: '#section-1'
      }
    }
  } only %} 
  {% include '@bolt-components-navbar/navbar-li.twig' with {
    link: {
      content: 'Section 2',
      attributes: {
        href: '#section-2'
      }
    }
  } only %}
  ...
{% endset %}
{% set navbar_list %}
  {% include '@bolt-components-navbar/navbar-ul.twig' with { 
    content: navbar_items,
  } only %}  
{% endset %}

// Pass the navbar items to the navbar template
{% include '@bolt-components-navbar/navbar.twig' with {
  title: {
    content: 'This is the navbar title',
    icon: {
      name: 'marketing-gray'
    },
    link: {
      attributes: {
        href: 'https://pega.com'
      },
    },
  },
  links: navbar_list
} only %}