1 guard for all? about sanctum HOT 6 CLOSED

<?php

namespace App\Http\Middleware;

use Closure;
use Illuminate\Auth\AuthenticationException;
use Illuminate\Http\Request;
use Illuminate\Auth\Middleware\Authenticate as Middleware;
use Support\Exceptions\Auth\AuthenticationRequiredException;

class EnsureFallbackAuthGuard extends Middleware
{
    /**
     * Handle an incoming request.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  \Closure  $next
     * @return mixed
     *
     * @throws \Illuminate\Auth\AuthenticationException
     */
    public function handle($request, Closure $next, ...$guards)
    {
        $this->authenticate($request, ['api', 'airlock']);

        return $next($request);
    }

    /**
     * Determine if the user is logged in to any of the given guards.
     *
     * @param \Illuminate\Http\Request $request
     * @param array $guards
     * @return void
     */
    protected function authenticate($request, array $guards)
    {
        try {
            parent::authenticate($request, $guards);
        } catch (AuthenticationException $e) {} // catch and do nothing
    }
}

    Route::name('brand.')->prefix('brand')->middleware('auth:api,airlock')->group(function () {
        Route::get('/', 'BrandController@index')->name('index'); // This checks "api" guard but fallsback to "airlock"
    });

    Route::name('user.')->prefix('user')->group(function () {
        Route::get('/', 'UserController@index')->name('index'); // This only checks "api" guard as it's the default guard
    });