fix: use Flutter 3.29.2 in CI to match Dart SDK ^3.7.2

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: 2233admin

.github/workflows/release.yml

@@ -16,7 +16,7 @@ jobs:
 
       - uses: subosito/flutter-action@v2
         with:
-          flutter-version: '3.29.0'
+          flutter-version: '3.29.2'
           channel: 'stable'
 
       - name: Install dependencies

pubspec.yaml

@@ -4,7 +4,7 @@ publish_to: 'none'
 version: 0.1.0+1
 
 environment:
-  sdk: ^3.7.0
+  sdk: ^3.7.2
 
 dependencies:
   flutter: