phase3: FIX arg-bang regex (missing \] in char class skipped subscripts). 235->183

lib/widgets/desktop/shop_promote.dart

@@ -129,7 +129,7 @@ class ShopPromoteState extends State<ShopPromote> {
             GestureDetector(
               child: Container(
                 child: Util.showImage(
-                  _business.promoProducts![i].imagePath,
+                  _business.promoProducts![i].imagePath!,
                   width: 120.0,
                 ),
               ),
@@ -139,7 +139,7 @@ class ShopPromoteState extends State<ShopPromote> {
             ),
             Container(
               child: Text(
-                _business.promoProducts![i].name,
+                _business.promoProducts![i].name!,
                 maxLines: 2,
                 overflow: TextOverflow.ellipsis,
                 style: TextStyle(fontSize: 14.0),
@@ -149,7 +149,7 @@ class ShopPromoteState extends State<ShopPromote> {
               mainAxisAlignment: MainAxisAlignment.spaceBetween,
               children: <Widget>[
                 ShowPrice(
-                  _business.promoProducts![i].price,
+                  _business.promoProducts![i].price!,
                   currencySign: '\$',
                   fontWeight: FontWeight.bold,
                   smallFontSize: 15,