Support Node 24 runtime (#426)

Update the action runtime, engine constraint, and CI workflow pins from Node 20 to Node 24 per GitHub's guidance on the deprecation of Node 20 on GitHub Actions runners: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

package.json

@@ -37,6 +37,6 @@
     "yarn": "1.22.22"
   },
   "engines": {
-    "node": ">=20"
+    "node": ">=24"
   }
 }