fix: ensure NODE_AUTH_TOKEN is set in setup-node step

- Add NODE_AUTH_TOKEN env var to setup-node action
- Ensures npm authentication is configured early
- Already present in publish step, now also in setup step for consistency

Author: Test User

.github/workflows/release.yml

@@ -157,6 +157,8 @@ jobs:
         with:
           node-version: ${{ env.NODE_VERSION }}
           registry-url: 'https://registry.npmjs.org'
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
 
       - name: Extract version from tag
         id: get_version