You want login and registration using auth in laravel 6. Laravel 6 provide septate composer package for creating auth scaffold in laravel 6.
Then we need to Install laravel/ui package in laravel 6.
You are the right place.
You have to follow a few steps to make auth in your laravel 6 application.
The first step we need to install laravel/ui package.
composer require laravel/ui
Now you run command and check UI commands info
php artisan ui --help
You can use the following commands for creating auth:
php artisan ui vue --auth
Now you need to run npm command, otherwise, you can not see the better layout of login and register page.
npm run dev
Now, you can run and check your app.
Hope so it will help you.