还原测试的修改

lib/ui/pages/web_page.dart

@@ -43,7 +43,12 @@ class WebPage extends StatelessWidget {
       ),
       child: BlocConsumer<WebCubit, WebState>(
         builder: (ctx, state) {
-          return Scaffold(
+          return PopScope(
+            canPop: false,
+            onPopInvokedWithResult: (didPop, result) {
+              ctx.read<WebCubit>().handleBack();
+            },
+            child: Scaffold(
               appBar: _buildAppBar(ctx, state),
               endDrawer: _buildDrawer(ctx, state),
               body: Stack(
@@ -111,6 +116,7 @@ class WebPage extends StatelessWidget {
                 ],
               )
                   : null,
+            ),
           );
         },
         listener: (context, state) {