web/bootstrap/app.php

<?php

use Illuminate\Foundation\Application;
use Illuminate\Foundation\Configuration\Exceptions;
use Illuminate\Foundation\Configuration\Middleware;
use Symfony\Component\HttpFoundation\Request;

return Application::configure(basePath: dirname(__DIR__))
    ->withRouting(
        web: __DIR__.'/../routes/web.php',
        commands: __DIR__.'/../routes/console.php',
        health: '/up',
    )
    ->withMiddleware(function (Middleware $middleware) {
        $middleware->trustProxies(at: [
            '10.0.0.0/8',
            '172.16.0.0/12',
            '192.168.0.0/16',
        ]);
    })
    ->withMiddleware(function (Middleware $middleware) {
        $middleware->trustProxies(headers: Request::HEADER_X_FORWARDED_FOR |
            Request::HEADER_X_FORWARDED_HOST |
            Request::HEADER_X_FORWARDED_PORT |
            Request::HEADER_X_FORWARDED_PROTO |
            Request::HEADER_X_FORWARDED_AWS_ELB
        );
    })
    ->withMiddleware(function (Middleware $middleware) {
        $middleware->appendToGroup('web', \App\Http\Middleware\Language::class);
    })
    ->withExceptions(function (Exceptions $exceptions) {
        //
    })->create();