setup npm publish on actions

.github/workflows/publish.yml

@@ -0,0 +1,24 @@
+name: publish
+on:
+  release:
+    types: [published]
+
+jobs:
+  unit-tests-and-publish:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: setup node
+        uses: actions/setup-node@v3
+        with:
+          node-version: '18'
+          registry-url: 'https://registry.npmjs.org'
+      - name: install dependencies
+        run: npm install
+      - name: build
+        run: npm run build
+      - name: publish
+        run: npm publish
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
+