fix: add npm authentication token to publish workflow

- Add NODE_AUTH_TOKEN environment variable to npm publish step
- Uses NPM_TOKEN secret from repository secrets
- Fixes npm 404 authentication error during package publishing

Author: RMNCLDYO

.github/workflows/publish.yml

@@ -25,4 +25,6 @@ jobs:
       - run: npm ci
       - run: npm run build --if-present
       - run: npm test
-      - run: npm publish
+      - run: npm publish
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}