multi-auth

database/migrations/000_create_users_table.php
$table->boolean('is_admin')->nullable();

app/Models/User.php
'is_admin'

ডাটাবেস মিলিয়ে নিতে হবে

php artisan migrate
composer require laravel/ui
php artisan ui bootstrap --auth
npm install
npm run dev
php artisan make:middleware IsAdmin

app/Http/middleware/IsAdmin.php
        if(auth()->user()->is_admin == 1){
            return $next($request);
        }
        return redirect('home')->with('error',"You don't have admin access.");

app/Http/Kernel.php
protected $routeMiddleware = [
    'bindings' => \Illuminate\Routing\Middleware\SubstituteBindings::class,
    'is_admin' => \App\Http\Middleware\IsAdmin::class,
];

routes/web.php
use App\Http\Controllers\HomeController;
Route::get('admin/home', [HomeController::class, 'adminHome'])->name('admin.home')->middleware('is_admin');

app/Http/Controllers/HomeController.php
public function adminHome()
{
    return view('adminHome');
}

resources/views/adminHome.blade.php
@extends('layouts.app')
@section('content')
<div class="container">
    <div class="row justify-content-center">
        <div class="col-md-8">
            <div class="card">
                <div class="card-header">Dashboard</div>
                <div class="card-body">
                    You are Admin.
                </div>
            </div>
        </div>
    </div>
</div>
@endsection

app/Http/Controllers/Auth/LoginController.php  
use Illuminate\Http\Request;

public function login(Request $request)
{   
        $input = $request->all();
    
        $this->validate($request, [
            'email' => 'required|email',
            'password' => 'required',
        ]);
    
        if(auth()->attempt(array('email' => $input['email'], 'password' => $input['password'])))
        {
            if (auth()->user()->is_admin == 1) {
                return redirect()->route('admin.home');
            }else{
                return redirect()->route('home');
            }
        }else{
            return redirect()->route('login')
                ->with('error','Email-Address And Password Are Wrong.');
        }
            
}