feat(app): subtask categories, live refresh on save, nested subtask fixes

carry-your-live/app/(tabs)/settings.tsx

@@ -22,7 +22,7 @@ import { getLastVisitedTab, tabHref } from '@/utils/tabHistory';
 
 export default function SettingsScreen() {
   const router = useRouter();
-  const { theme, notifications, setNotifications, defaultCategoryId, setDefaultCategoryId, sortBy, setSortBy, reminderPreference, setReminderPreference, apiUrl, accentColor, setAccentColor, todoAheadDays, setTodoAheadDays } = useSettings();
+  const { theme, notifications, setNotifications, defaultCategoryId, setDefaultCategoryId, sortBy, setSortBy, reminderPreference, setReminderPreference, apiUrl, accentColor, setAccentColor, todoAheadDays, setTodoAheadDays, showCompleted, setShowCompleted } = useSettings();
   const categories = useCategories();
   const [picker, setPicker] = useState<null | 'category' | 'sort' | 'reminder' | 'todoAhead'>(null);
   const [editingCategory, setEditingCategory] = useState<Category | null | 'new'>(null);
@@ -176,6 +176,18 @@ export default function SettingsScreen() {
           onPress={() => setPicker('sort')}
           showChevron
         />
+        <ListItem
+          title="Show Completed Tasks"
+          subtitle="Hide or show finished tasks in the Todo list"
+          rightElement={
+            <Switch
+              value={showCompleted}
+              onValueChange={setShowCompleted}
+              thumbColor="#FFFFFF"
+              trackColor={{ false: theme.borderStrong, true: theme.accent }}
+            />
+          }
+        />
         <ListItem
           title="Show Calendar Tasks"
           subtitle={todoAheadDays === 0 ? 'Only today' : `Up to ${todoAheadDays} days ahead`}