Socialite(LINE Login)- LINE SDK for Laravel

use App\Http\Controllers\SocialiteController;

Route::get('login', [SocialiteController::class, 'login']);
Route::get('callback', [SocialiteController::class, 'callback']);

<?php

namespace App\Http\Controllers;

use App\Models\User;
use Illuminate\Http\Request;
use Laravel\Socialite\Facades\Socialite;

class SocialiteController extends Controller
{
    public function login()
    {
        return Socialite::driver('line-login')->redirect();
    }

    public function callback(Request $request)
    {
        if ($request->missing('code')) {
            // 除錯用。正式環境請改為 redirect 或錯誤處理
            return redirect('/login')->withErrors('驗證已取消。');
        }

        /** @var \Laravel\Socialite\Two\User */
        $user = Socialite::driver('line-login')->user();

        $loginUser = User::updateOrCreate([
            'line_id' => $user->id,
        ], [
            'name'          => $user->nickname,
            'avatar'        => $user->avatar,
            'access_token'  => $user->token,
            'refresh_token' => $user->refreshToken,
        ]);

        auth()->login($loginUser, true);

        return redirect()->route('home');
    }
}