public function down(): void 	{ 		$this->migrator->inGroup('general', function (SettingsBlueprint $blueprint): void { 			$blueprint->add('shipping_price_up_to_2kg', 0); 			$blueprint->add('shipping_price_up_to_3kg', 0); 			$blueprint->add('shipping_price_up_to_5kg', 0); 			$blueprint->add('shipping_price_up_to_10kg', 0); 			$blueprint->add('shipping_price_up_to_15kg', 0); 			$blueprint->add('shipping_price_up_to_20kg', 0); 			$blueprint->add('shipping_price_up_to_25kg', 0); 			$blueprint->add('shipping_price_up_to_30kg', 0); 			$blueprint->add('shipping_price_up_to_40kg', 0); 		}); 	}