public function update(StoreDeliveryPrice $request, DeliveryPrice $id): RedirectResponse 	{ 		$this->validate($request, [ 			'country_code' => ['required', 'string', 'size:2', 'unique:' . $id::class . ',country_code,' . $id->id], 		]);  		$id->update([ 			'country_name' => $request->country_name, 			'country_code' => $request->country_code, 			'price_1_bottle' => $request->price_1_bottle, 			'price_2_bottle' => $request->price_2_bottle, 			'price_3_bottle' => $request->price_3_bottle, 			'price_4_bottle' => $request->price_4_bottle, 			'price_6_bottles' => $request->price_6_bottles, 			'price_12_bottles' => $request->price_12_bottles, 			'price_18_bottles' => $request->price_18_bottles, 			'price_24_bottles' => $request->price_24_bottles, 			'price_30_bottles' => $request->price_30_bottles, 			'price_36_bottles' => $request->price_36_bottles, 		]);  		return $this->redirectFromSave('delivery-prices.list'); 	}