|string> */ public function rules(): array { $supportedLocales = implode(',', config('app.supported_locales', ['ko', 'en'])); $rules = [ 'language' => 'required|string|in:' . $supportedLocales, ]; // 모듈/플러그인이 validation rules를 동적으로 추가할 수 있도록 훅 제공 return HookManager::applyFilters('core.user.update_language_validation_rules', $rules, $this); } /** * Get custom messages for validator errors. * * @return array */ public function messages(): array { return [ 'language.required' => __('user.validation.language_required'), 'language.string' => __('user.validation.language_string'), 'language.in' => __('user.validation.language_invalid'), ]; } }