adrema/app/Contribution/Actions/FormAction.php

<?php

namespace App\Contribution\Actions;

use App\Contribution\ContributionFactory;
use App\Country;
use Inertia\Inertia;
use Inertia\Response;
use Lorisleiva\Actions\Concerns\AsAction;

class FormAction
{
    use AsAction;

    /**
     * @return array<string, mixed>
     */
    public function handle(): array
    {
        return [
            'countries' => Country::select('name', 'id')->get(),
            'data' => [
                'country' => Country::firstWhere('name', 'Deutschland')->id,
            ],
            'compilers' => app(ContributionFactory::class)->compilerSelect(),
        ];
    }

    public function asController(): Response
    {
        session()->put('menu', 'contribution');
        session()->put('title', 'Zuschüsse');

        return Inertia::render('contribution/VIndex', $this->handle());
    }
}