3dealer/app/Http/Requests/ContactRequest.php

<?php

namespace App\Http\Requests;

use App\Rules\HCaptcha;
use Illuminate\Foundation\Http\FormRequest;

class ContactRequest extends FormRequest
{
    public function authorize(): bool
    {
        return true;
    }

    public function rules(): array
    {
        return [
            'name' => ['required', 'string', 'max:100'],
            'email' => ['required', 'email', 'max:255'],
            'message' => ['required', 'string', 'max:5000'],
            'h-captcha-response' => ['bail', 'required', new HCaptcha],
        ];
    }

    public function messages(): array
    {
        return [
            'h-captcha-response.required' => __('storefront.auth.captcha_failed'),
        ];
    }
}