feat: add settings menu

package.json

@@ -22,6 +22,7 @@
     "@tanstack/react-router": "^1.166.3",
     "@tanstack/react-router-devtools": "^1.166.3",
     "@tma.js/sdk-react": "^3.0.16",
+    "@xstate/react": "^6.1.0",
     "arktype": "^2.2.0",
     "axios": "^1.13.6",
     "clsx": "^2.1.1",
@@ -32,10 +33,10 @@
     "react": "^19.2.4",
     "react-dom": "^19.2.4",
     "react-i18next": "^16.5.6",
-    "tailwindcss": "^4.2.1"
+    "tailwindcss": "^4.2.1",
+    "xstate": "^5.28.0"
   },
   "devDependencies": {
-    "@i18next-selector/vite-plugin": "^0.0.18",
     "@tanstack/router-plugin": "^1.166.3",
     "@types/node": "^24.10.1",
     "@types/react": "^19.2.7",