chore(workflow)

.github/workflows/tests.yml

@@ -0,0 +1,33 @@
+name: Run tests
+
+on:
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  tests:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [12.x]
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v1
+
+      - name: Setup Node (${{ matrix.node-version }})
+        uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node-version }}
+
+      - name: Install dependencies
+        run: yarn install --frozen-lockfile
+
+      - name: Build files
+        run: yarn build
+
+      - name: Run test suite
+        run: yarn test