Go to timeline screen when focus mode activated

lib/controls/focus_mode_menu_item.dart

@@ -1,7 +1,10 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:go_router/go_router.dart';
 import 'package:relatica/riverpod_controllers/focus_mode.dart';
 
+import '../routes.dart';
+
 class FocusModeMenuItem extends ConsumerWidget {
   const FocusModeMenuItem({super.key});
 
@@ -20,6 +23,7 @@ class FocusModeMenuItem extends ConsumerWidget {
         title: Text(title),
         onTap: () {
           ref.read(focusModeProvider.notifier).setMode(update);
+          context.go(ScreenPaths.timelines);
         },
       ),
     );