Use actions instead of travis

.github/workflow.yml

@@ -0,0 +1,32 @@
+name: E2E Tests
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [10.x, 12.x]
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v1
+      with:
+        node-version: ${{ matrix.node-version }}
+    - name: npm install, build, and start
+      run: |
+        npm install
+        npm run build --if-present
+        npm start &
+    - name: flow
+      run: |
+        npm run flow
+    - name: cypress
+      run: |
+        npm run cypress:run
+      env:
+        CI: true