support nodejs (#438)

.github/workflows/npm.yaml

@@ -0,0 +1,58 @@
+name: npm
+
+on:
+  workflow_dispatch:
+
+concurrency:
+  group: npm-${{ github.ref }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+
+jobs:
+  nodejs:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest]
+        python-version: ["3.8"]
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - name: Setup Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 13
+          registry-url: 'https://registry.npmjs.org'
+
+      - name: Display node version
+        shell: bash
+        run: |
+          node --version
+          npm --version
+          cd nodejs-examples
+
+          npm install npm@6.14.4 -g
+          npm install npm@6.14.4
+          npm --version
+
+      - name: Build nodejs package
+        shell: bash
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
+        run: |
+          cd scripts/nodejs
+          ./run.sh
+          npm install
+          rm run.sh
+          npm ci
+          npm publish --provenance --access public