Merge pull request #20 from lpsinger/publish-node20

Use Node 20 for publish workflow; Node 16 is EOL

.github/workflows/publish.yml

@@ -11,7 +11,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: '16.x'
+          node-version: 20
           registry-url: 'https://registry.npmjs.org'
       - run: npm ci
       - run: npm publish --access public