Custom login page and Add Logo on the default sidebar of Filament?

'pages' => [
    'login' => \App\Filament\Pages\Auth\Login::class
],

'pages' => [
    'login' => \App\Filament\Pages\Auth\Login::class
],

//filament demo example
namespace App\Filament\Pages\Auth;

use Filament\Http\Livewire\Auth\Login as BasePage;

class Login extends BasePage
{
    public function mount(): void
    {
        parent::mount();

        $this->form->fill([
            'email' => 'admin@filamentphp.com',
            'password' => 'password',
            'remember' => true,
        ]);
    }
}

//filament demo example
namespace App\Filament\Pages\Auth;

use Filament\Http\Livewire\Auth\Login as BasePage;

class Login extends BasePage
{
    public function mount(): void
    {
        parent::mount();

        $this->form->fill([
            'email' => 'admin@filamentphp.com',
            'password' => 'password',
            'remember' => true,
        ]);
    }
}