Restore dart format checks (#1404)

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

Author: daohoangson

.github/workflows/flutter.yml

@@ -31,17 +31,14 @@ jobs:
         uses: subosito/flutter-action@fd55f4c5af5b953cc57a2be44cb082c8f6635e8e # v2.21.0
         with:
           cache: true
-
-      # TODO: investigate why this fail on GitHub Actions
-      # - run: dart format --set-exit-if-changed --output none .
-
       - name: Run chromedriver
         run: |
           set -e
 
           chromedriver --port=4444 &
           echo CHROMEDRIVER_PORT_4444=yes >$GITHUB_ENV
       - run: ./tool/test.sh --coverage
+      - run: dart --version && dart format --set-exit-if-changed --output none .
       - uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v6.0.0
         if: failure()
         with:

packages/core/test/tag_a_test.dart

@@ -381,7 +381,8 @@ void main() {
 
   // https://github.com/daohoangson/flutter_widget_from_html/issues/1547
   group('#1547: customStylesBuilder text-decoration on A tag', () {
-    testWidgets('line-through should override default underline', (tester) async {
+    testWidgets('line-through should override default underline',
+        (tester) async {
       const html = '<a href="$kHref">Foo</a>';
       final explained = await explain(
         tester,

packages/fwfh_webview/lib/src/web_view_factory.dart

@@ -135,8 +135,7 @@ mixin WebViewFactory on WidgetFactory {
               final dataSrc = a[kAttributeIframeDataSrc];
               final srcAttr = a[kAttributeIframeSrc];
               final src = urlFull(
-                (srcAttr?.isNotEmpty == true) ? srcAttr! : (dataSrc ?? '')
-              );
+                  (srcAttr?.isNotEmpty == true) ? srcAttr! : (dataSrc ?? ''));
               if (src == null) {
                 return widgets;
               }