Renamed File into Document

controllers/files.php

 <?php
 
-require_once(dirname(__DIR__)."/models/file.class.php");
+require_once(dirname(__DIR__) . "/models/document.class.php");
 
 function files()
 {

models/file.class.php → models/document.class.php

 
 require_once("connector.class.php");
 
-class File
+class Document
 {
     private $id;
     private $rang;