librilladora/app/Models/Librilladora.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Facades\File;

class Librilladora extends Model {
    use HasFactory;


    public function prueba(string $fileName) {
        $mpdf = new \Mpdf\Mpdf();

//        // Write some HTML code:
//        $mpdf->WriteHTML($nombre);
//
//        // Output a PDF file directly to the browser
//        $mpdf->Output();
//
//        // Require composer autoload
//        require_once __DIR__ . '/vendor/autoload.php';
        $file = 'uploads/'.$fileName;
        $mpdf->SetSourceFile($file);
        $tplId = $mpdf->importPage(1);
        $mpdf->useTemplate($tplId);
        File::delete($file);

        $mpdf->Output();

    }
}