chore(deps): update nextjs monorepo to v14.2.1

src/client/package.json

@@ -12,7 +12,7 @@
     "@reduxjs/toolkit": "2.2.3",
     "@tippyjs/react": "4.2.6",
     "axios": "1.6.8",
-    "next": "14.1.4",
+    "next": "14.2.1",
     "next-pwa": "5.6.0",
     "react": "18.2.0",
     "react-dom": "18.2.0",
@@ -26,7 +26,7 @@
     "autoprefixer": "10.4.19",
     "cssnano": "6.1.2",
     "eslint": "9.0.0",
-    "eslint-config-next": "14.1.4",
+    "eslint-config-next": "14.2.1",
     "postcss": "8.4.38",
     "postcss-import": "16.1.0",
     "prettier": "3.2.5",