ci: replace travis with GitHub actions

Author: jGleitz

.github/workflows/ci.yml

@@ -0,0 +1,64 @@
+name: CI
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+
+jobs:
+
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [10, 12, 13]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Cache
+        uses: actions/cache@v1
+        with:
+          path: ~/.npm
+          key: ${{ runner.os }}-nodejs-${{ hashFiles('**/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-nodejs
+      - name: Setup Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node-version }}
+      - name: Prepare
+        run: npm ci
+      - name: Lint
+        run: npm run lint
+      - name: Unit Tests
+        run: npm run unit-test
+      - name: Integration Tests
+        run: npm run integration-test
+
+  release:
+    name: Release Check
+    runs-on: ubuntu-latest
+    needs: test
+    if: github.event_name == 'push'
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Cache
+        uses: actions/cache@v1
+        with:
+          path: ~/.npm
+          key: ${{ runner.os }}-nodejs-${{ hashFiles('**/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-nodejs
+      - name: Setup Node.js
+        uses: actions/setup-node@v1
+        with:
+          node-version: 12
+      - name: Prepare
+        run: npm ci
+      - name: Release Check
+        env:
+          GITHUB_TOKEN: ${{ github.token }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
+        run: npx semantic-release