what does it mean this error and what is the solution

Warning: require_once(/Users/michaelfayez/Downloads/codecanyon-vclfz5hZ-active-ecommerce-cms/install/public/index.php): Failed to open stream: No such file or directory in /Users/michaelfayez/Downloads/codecanyon-vclfz5hZ-active-ecommerce-cms/install/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php on line 16

Fatal error: Uncaught Error: Failed opening required '/Users/michaelfayez/Downloads/codecanyon-vclfz5hZ-active-ecommerce-cms/install/public/index.php' (include_path='.:/usr/local/Cellar/php/8.2.3/share/php/pear') in /Users/michaelfayez/Downloads/codecanyon-vclfz5hZ-active-ecommerce-cms/install/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php:16 Stack trace: #0 {main} thrown in /Users/michaelfayez/Downloads/codecanyon-vclfz5hZ-active-ecommerce-cms/install/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php on line 16

Although the server.php :-

<?php

/**
 * Laravel - A PHP Framework For Web Artisans
 *
 * @package  Laravel
 * @author   Taylor Otwell <[email protected]>
 */

$uri = urldecode(
    parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH)
);

// This file allows us to emulate Apache's "mod_rewrite" functionality from the
// built-in PHP web server. This provides a convenient way to test a Laravel
// application without having installed a "real" web server software here.
if ($uri !== '/' && file_exists(__DIR__.'/public'.$uri)) {
    return false;
}

require_once __DIR__.'/public/index.php';

and the index.php is :-

<?php

ini_set('serialize_precision', -1);

/**
 * Laravel - A PHP Framework For Web Artisans
 *
 * @package  Laravel
 * @author   Taylor Otwell <[email protected]>
 */

define('LARAVEL_START', microtime(true));

/*
|--------------------------------------------------------------------------
| Register The Auto Loader
|--------------------------------------------------------------------------
|
| Composer provides a convenient, automatically generated class loader for
| our application. We just need to utilize it! We'll simply require it
| into the script here so that we don't have to worry about manual
| loading any of our classes later on. It feels great to relax.
|
*/

require __DIR__.'/vendor/autoload.php';

/*
|--------------------------------------------------------------------------
| Turn On The Lights
|--------------------------------------------------------------------------
|
| We need to illuminate PHP development, so let us turn on the lights.
| This bootstraps the framework and gets it ready for use, then it
| will load up this application so that we can run it and send
| the responses back to the browser and delight our users.
|
*/

$app = require_once __DIR__.'/bootstrap/app.php';

/*
|--------------------------------------------------------------------------
| Run The Application
|--------------------------------------------------------------------------
|
| Once we have the application, we can handle the incoming request
| through the kernel, and send the associated response back to
| the client's browser allowing them to enjoy the creative
| and wonderful application we have prepared for them.
|
*/

$kernel = $app->make(Illuminate\Contracts\Http\Kernel::class);

$response = $kernel->handle(
    $request = Illuminate\Http\Request::capture()
);

$response->send();

$kernel->terminate($request, $response);