Restore integration tests when using GitHub Actions

Author: novemberborn

.github/workflows/ci.yml

@@ -26,3 +26,19 @@ jobs:
       - uses: codecov/codecov-action@v1
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
+
+  integration:
+    name: Integration tests
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v1
+        with:
+          fetch-depth: 1
+      - uses: actions/setup-node@v1
+        with:
+          node-version: ^12.14.0
+      - run: npm install --no-audit
+      - run: npm run integration
+      - uses: codecov/codecov-action@v1
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}