Added CI configuration

Author: Ludwig Richter

.github/workflows/npmpublish.yml

@@ -0,0 +1,46 @@
+name: Node.js Package
+
+on:
+  push:
+    tags:
+      - 'v[0-9]*.[0-9]*.[0-9]*'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v1
+      - uses: actions/setup-node@v1
+        with:
+          node-version: 12
+      - run: npm ci
+      - run: npm run build
+      - run: npm test
+      - run: npm run lint
+
+  publish-npm:
+    needs: build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v1
+      - uses: actions/setup-node@v1
+        with:
+          node-version: 12
+          registry-url: https://registry.npmjs.org/
+      - run: npm publish
+        env:
+          NODE_AUTH_TOKEN: ${{secrets.npm_token}}
+
+          # publish-gpr:
+          # needs: build
+          # runs-on: ubuntu-latest
+          # steps:
+          # - uses: actions/checkout@v1
+          # - uses: actions/setup-node@v1
+          # with:
+          # node-version: 12
+          # registry-url: https://npm.pkg.github.com/
+          # scope: '@server-state'
+          # - run: npm publish
+          # env:
+          # NODE_AUTH_TOKEN: ${{secrets.GITHUB_TOKEN}}