Merge branch 'main' of https://github.com/reactjs/kk.react.dev into sync-11cb6b59

Author: Khakim Aidarkhanov

package.json

@@ -35,7 +35,7 @@
     "classnames": "^2.2.6",
     "debounce": "^1.2.1",
     "github-slugger": "^1.3.0",
-    "next": "15.1.0",
+    "next": "15.4.8",
     "next-remote-watch": "^1.0.0",
     "parse-numeric-range": "^1.2.0",
     "react": "^19.0.0",