Google Login Adding In Laravel

.env file:

GOOGLE_LOGIN_CLIENT_ID=468279966203-3c47dfkknjj28irumub6c7vtp3dph2oq.apps.googleusercontent.com

GOOGLE_LOGIN_SECRET_KEY=vfXcMYMWPHkR3wjKhVikaCDY

composer.json file : 

"laravel/socialite": "^2.0"

composer update

config/app.php file:

Provider:

// Laravel Auth Login service provider

        Laravel\Socialite\SocialiteServiceProvider::class,

Alias:

// Socialite

        'Socialite' => Laravel\Socialite\Facades\Socialite::class,

config/services.php file:

'google' => [

        'client_id' => env('GOOGLE_LOGIN_CLIENT_ID'),

        'client_secret' => env('GOOGLE_LOGIN_SECRET_KEY'),

        'redirect' => 'http://localhost:8000/auth/google/callback',

    ],