ercore-8.x-1.20/modules/ercore_user_profiles/ercore_user_profiles.module

<?php

/**
 * @file
 * ERCore_user_profile.module.
 */

/**
 * Implements hook_page_attachments().
 */
function ercore_user_profiles_page_attachments(array &$attachments) {
  $attachments['#attached']['library'][] = 'ercore_user_profiles/ercore-profile';
}