feat: enhance notification system and integrate DOMPurify for HTML sanitization

- Added `dompurify` for improved HTML sanitization in the play rules.
- Updated `PlayerNotificationBell` component to handle unread notifications and improve user interaction.
- Enhanced `usePendingWalletReconcile` hook to manage unread notifications and mark them as read.
- Added new translations for notification-related texts in English, Nepali, and Chinese to support multilingual users.

package.json

@@ -14,6 +14,7 @@
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
     "date-fns": "^4.1.0",
+    "dompurify": "^3.4.7",
     "i18next": "^26.1.0",
     "i18next-browser-languagedetector": "^8.2.1",
     "i18next-http-backend": "^4.0.0",