public function rules(): array 	{ 		return [ 			'question_id' => ['required', 'uuid', 'exists:' . Question::class . ',id'], 			'title_en' => ['required', 'string', 'max:250'], 			'description_en' => ['nullable', 'string', 'max:250'], 			'title_hr' => ['nullable', 'string', 'max:250'], 			'description_hr' => ['nullable', 'string', 'max:250'], 			'title_bs' => ['nullable', 'string', 'max:250'], 			'description_bs' => ['nullable', 'string', 'max:250'], 			'title_mk' => ['nullable', 'string', 'max:250'], 			'description_mk' => ['nullable', 'string', 'max:250'], 			'title_sl' => ['nullable', 'string', 'max:250'], 			'description_sl' => ['nullable', 'string', 'max:250'], 			'title_sr' => ['nullable', 'string', 'max:250'], 			'description_sr' => ['nullable', 'string', 'max:250'], 			'title_fr' => ['nullable', 'string', 'max:250'], 			'description_fr' => ['nullable', 'string', 'max:250'], 			'title_de' => ['nullable', 'string', 'max:250'], 			'description_de' => ['nullable', 'string', 'max:250'],  		]; 	}