path_prefix_rewrite.module

<?php

/**
 * @file
 * Module file.
 */

use Drupal\path_prefix_rewrite\FileUrlTransformer;

/**
 * Implements hook_file_url_alter().
 */
function path_prefix_rewrite_file_url_alter(&$uri) {
  $updated_uri = \Drupal::classResolver()
    ->getInstanceFromDefinition(FileUrlTransformer::class)
    ->transform($uri);
  $uri = $updated_uri;
}