chore: pin root node engine to 22

Restrict the private root workspace Node engine to Node 22 while keeping pnpm 11's >=22.13 runtime minimum.

Author: prd-carapulse[bot]

package.json

@@ -20,7 +20,7 @@
   "private": true,
   "packageManager": "pnpm@11.1.1+sha512.d1fdf5f73c617b64fa1a56a81c3c8dfe0e966e33a6010aa256b517ae77be21d93e05affc0de1a83b0e4f29d569f68b446ae8f068cd7247c0bb3df0fb4d7bdf9a",
   "engines": {
-    "node": ">=22.13"
+    "node": ">=22.13 <23"
   },
   "scripts": {
     "prepare": "husky",