'amazon' => [
        'client_id'     => env('AMAZON_LOGIN_ID'),
        'client_secret' => env('AMAZON_LOGIN_SECRET'),
        'redirect'      => env('AMAZON_LOGIN_REDIRECT'),
    ],

Route::get('/', [AmazonController::class, 'index']);
Route::get('callback', [AmazonController::class, 'callback']);

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Laravel\Socialite\Facades\Socialite;

class AmazonController extends Controller
{
    public function index()
    {
        return Socialite::driver('amazon')->redirect();
    }

    public function callback()
    {
        $user = Socialite::driver('amazon')->user();
        dd($user);
    }
}