nyaabooru/app/Http/Controllers/AuthController.php

<?php

namespace App\Http\Controllers;

use App\Models\User;
use Illuminate\Support\Facades\Auth;
use Laravel\Socialite\Facades\Socialite;

class AuthController extends Controller
{
    public function handleRedirect()
	{
		return Socialite::driver('authentik')->redirect();
	}

	public function handleCallback()
	{
		$user = Socialite::driver('authentik')->user();

		$authUser = User::updateOrCreate(
			[ 'email' => $user->getEmail() ],
		);

		if ($authUser)
		{
			if ($authUser->name == '')
			{
				$authUser->name = $user->getName();
				$authUser->save();
			}
			Auth::login($authUser);
			return redirect('/');
		}

		abort(401);
	}

	public function handleLogout()
	{
		Auth::logout();
		return redirect('/');
	}
}