Make the status screen scrollable to avoid bottom overflow

The status screen was a non-scrolling Column, so it overflowed
whenever the offline banner consumed vertical space or the viewport
was too short to fit all scanner cards. Wrap it in a
SingleChildScrollView, matching the other screens.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

TODO.md

@@ -1,7 +1,7 @@
 # OOTT ToDo list
 
 - [x] Add linting to CLAUDE.md for both Rust and Dart
-- [ ] Review and document the release process
+- [x] Review and document the release process
 - [ ] Add support for push notifications to the app (iOS and Android)
 - [ ] Review the README.md file
 

frontend/lib/status/status_screen.dart

@@ -11,7 +11,8 @@ class StatusScreen extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return Column(
+    return SingleChildScrollView(
+      child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
           Text('Status', style: Theme.of(context).textTheme.headlineMedium),
@@ -26,6 +27,7 @@ class StatusScreen extends StatelessWidget {
           const SizedBox(height: 8),
           const SnmpScannerCard(),
         ],
+      ),
     );
   }
 }