src/Controller/UploadController.php

@@ -23,7 +23,7 @@ class UploadController extends AbstractController
         $form  = $this->createForm(UploadFileForm::class, $fileData)->handleRequest($request);
 
         if ($form->isSubmitted() && $form->isValid()) {
-            $fileSystemService->uploadFile($fileData->file);
+            $fileSystemService->uploadFile($fileData->files);
         }
 
         return $this->redirectToRoute('app_home');

src/Objects/UploadedFileData.php

@@ -7,7 +7,7 @@ use Symfony\Component\HttpFoundation\File\UploadedFile;
 class UploadedFileData
 {
     /**
-     * @var UploadedFile[] $file
+     * @var UploadedFile[] $files
      */
-    public array $file;
+    public array $files;
 }