Update publish workflow actions and enable npm provenance

.github/workflows/npmpublish.yml

@@ -1,5 +1,5 @@
-# This workflow will run tests using node and then publish a package to GitHub Packages when a release is created
-# For more information see: https://help.github.com/actions/language-and-framework-guides/publishing-nodejs-packages
+# This workflow runs tests using node and then publishes the package to npm (with provenance) when a release is created
+# For more information see: https://docs.github.com/actions/publishing-packages/publishing-nodejs-packages
 
 name: publish
 
@@ -11,8 +11,8 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v1
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
         with:
           node-version: 24
       - run: npm ci
@@ -21,13 +21,16 @@ jobs:
   publish-npm:
     needs: build
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      id-token: write
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v1
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
         with:
           node-version: 24
           registry-url: https://registry.npmjs.org/
       - run: npm ci
-      - run: npm publish
+      - run: npm publish --provenance --access public
         env:
           NODE_AUTH_TOKEN: ${{secrets.NPM_TOKEN}}