Bump version / add ci

.github/workflows/package.yml

@@ -0,0 +1,21 @@
+name: Node.js Package
+on:
+  release:
+    types: [created]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v1
+        with:
+          registry-url: 'https://registry.npmjs.org'
+          scope: '@bitinflow'
+      - run: npm install
+      - run: npm run build
+      - run: npm publish
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}