|string> */ public function rules(): array { return [ 'peti_id' => 'required', 'customer_id' => 'nullable', 'warehouse_id' => 'nullable', 'date_disposal' => 'nullable|date', 'description' => 'nullable|string', 'status_disposal' => 'nullable', ]; } public function messages(): array { return [ 'date_disposal.date' => 'Format tanggal disposal tidak valid.', 'description.string' => 'Deskripsi harus berupa teks.', ]; } }