sam-api/app/Http/Requests/Leave/RejectRequest.php

<?php

namespace App\Http\Requests\Leave;

use Illuminate\Foundation\Http\FormRequest;

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

    public function rules(): array
    {
        return [
            'reason' => 'required|string|max:1000',
        ];
    }

    public function messages(): array
    {
        return [
            'reason.required' => __('validation.required', ['attribute' => '반려사유']),
        ];
    }
}