fix

@@ -66,7 +66,7 @@ const newDetail = {
                 productSkn: result.productSkn,
                 union_type: req.query.union_type || req.cookies.unionTypeYas || '',
             };
-            let miniQrType: 7;
+            let miniQrType = 7;
 
             // 拼团展示拼团小程序码
             if (req.query.type === 'groupPurchase') {