fix: multi-subscription UI audit fixes and cache invalidation improvements

- Fix AdminUserDetail multi-subscription display with useMemo optimization
- Update Dashboard subscription cards and purchase entry points
- Fix WebSocket notification handlers for multi-subscription context
- Update SubscriptionPurchase cache invalidation for multi-tariff mode
- Fix Subscriptions list page and navigation patterns
- Update App routing, DeepLinkRedirect, and CommandPalette for multi-sub
- Add SubscriptionListCard component
- Fix TopUpResult and PromoOffersSection navigation

src/AppWithNavigator.tsx

@@ -23,7 +23,7 @@ const TWEMOJI_OPTIONS = { className: 'twemoji', folder: 'svg', ext: '.svg' } as
  * Shows back button on non-root routes, hides on root.
  */
 /** Pages reachable from bottom nav — treat as top-level (no back button). */
-const BOTTOM_NAV_PATHS = ['/', '/subscription', '/balance', '/referral', '/support', '/wheel'];
+const BOTTOM_NAV_PATHS = ['/', '/subscriptions', '/balance', '/referral', '/support', '/wheel'];
 
 function TelegramBackButton() {
   const location = useLocation();