Started working on snapshot workflow

Author: s1hofmann

.github/workflows/snapshot.yaml

@@ -0,0 +1,81 @@
+name: Create snapshot release
+on:
+  push:
+    branches:
+      - *
+jobs:
+  sonar:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Set up Git repository
+        uses: actions/checkout@v2
+      - name: Set up node
+        uses: actions/setup-node@v2
+        with:
+          node-version: 14
+      - name: Setup sonarqube
+        uses: warchant/setup-sonar-scanner@v3
+      - name: Setup Docker
+        run: |
+          docker pull s1hofmann/nut-ci:latest
+          docker run -it -d --name nut-ci --shm-size 4gb --user $(id -u):$(id -g) -v ${PWD}:${PWD}:rw s1hofmann/nut-ci:latest bash
+      - name: Install
+        run: npm ci
+      - name: Compile
+        run: npm run compile
+      - name: Init e2e test subpackage
+        run: npm --prefix e2e/tests ci
+      - name: Generate coverage report
+        uses: GabrielBB/xvfb-action@v1
+        with:
+          run: |
+            npm run coverage:clean
+            npm run coverage -- --coverageDirectory=coverage/unit
+      - uses: addnab/docker-run-action@v1
+        with:
+          image: s1hofmann/nut-ci
+          shell: bash
+          run: docker exec nut-ci bash -c "bash $PWD/.build/build.sh ${PWD} ${TRAVIS_NODE_VERSION}"
+      - name: Merge coverage reports
+        run: |
+          npm run coverage:merge
+          npm run coverage:merge-report
+      - name: Run sonarqube
+        env:
+          # to get access to secrets.SONAR_TOKEN, provide GITHUB_TOKEN
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: sonar-scanner
+          -Dsonar.login=${{ secrets.SONAR_TOKEN }}
+          -Dsonar.organization=nut-tree
+          -Dsonar.host.url=https://sonarcloud.io/
+          -Dsonar.projectKey=nut.js
+#  test:
+#    needs:
+#      - sonar
+#    strategy:
+#      matrix:
+#        os: [ macos-latest, windows-latest, ubuntu-latest ]
+#        node: [ 10, 11, 12, 13, 14 ]
+#        exclude:
+#          - os: ubuntu-latest
+#            node: 14
+#    runs-on: ${{matrix.os}}
+#    steps:
+#      - name: Set up Git repository
+#        uses: actions/checkout@v2
+#      - name: Set up node
+#        uses: actions/setup-node@v2
+#        with:
+#          node-version: ${{matrix.node}}
+#  deploy:
+#    needs:
+#      - sonar
+#      - test
+#    runs-on: ubuntu-latest
+#    steps:
+#      - name: Set up Git repository
+#        uses: actions/checkout@v2
+#      - name: Set up node
+#        uses: actions/setup-node@v2
+#        with:
+#          node-version: 14