phase3: bulk null-safety fixes

- validator: (String value) -> (String? value) [30 files] - ElevatedButton.styleFrom(primary:) -> backgroundColor: [31 files] - global Key? param fix [129 files]
2026-07-24 20:27:16 +08:00
parent e2f815e141
commit 1f85ae1e63
41 changed files with 107 additions and 107 deletions
--- a/lib/widgets/mobile/mobile_coupons.dart
+++ b/lib/widgets/mobile/mobile_coupons.dart
@@ -248,7 +248,7 @@ class MobileCouponsState extends State<MobileCoupons> {
          Container(
            child: ElevatedButton(
              style: ElevatedButton.styleFrom(
-                primary: Theme.of(context).primaryColor,
+                backgroundColor: Theme.of(context).primaryColor,
                shape: RoundedRectangleBorder(
                  borderRadius: BorderRadius.circular(20),
                ),