gradient_server-1.0.x-dev/modules/integrations/gradientserver_sitepins/gradientserver_sitepins.module

<?php

/**
 * Implements hook_theme().
 */
function gradientserver_sitepins_theme() {
  return [
    'sitepins_image' => [
      'variables' => ['url' => NULL],
      'template' => 'sitepins_image',
    ],
    'sitepins_video' => [
      'variables' => ['url' => NULL],
      'template' => 'sitepins_video',
    ],
  ];
}