Filament custom page with form reactive live()

php artisan make:filament-page Test

<?php

namespace App\Filament\Pages;

use Filament\Forms\Form;
use Filament\Pages\Page;
use Filament\Forms\Contracts\HasForms;
use Filament\Forms\Components\TextInput;
use Filament\Forms\Components\Placeholder;
use Filament\Forms\Concerns\InteractsWithForms;
use Filament\Pages\Concerns\InteractsWithFormActions;


class Test extends Page implements HasForms
{
    use InteractsWithForms, InteractsWithFormActions;
    
    public ?array $data = [];

    protected static ?string $navigationIcon = 'heroicon-o-document-text';

    protected static string $view = 'filament.pages.test';

    public function mount(): void
    {
        $this->form->fill();
    }

    public function form(Form $form): Form
    {
        return $form
        ->schema([
            TextInput::make('no1')->required()
            ->integer()
            ->live(),
            TextInput::make('no2')->required()
            ->integer()
            ->live(),
            Placeholder::make('created1')
            ->label('Output'),

            Placeholder::make('created2')
            ->hiddenLabel()
                ->content(function($record, $get) {
                    return ($get('no1') + $get('no2'));
                } )
            // ...
        ])
        ->statePath('data');
    }

}

<x-filament-panels::page>
    <x-filament-panels::form>
        {{ $this->form }}
    </x-filament-panels::form>
</x-filament-panels::page>