Add GitHub Action CI

.github/workflows/ci.yml

@@ -0,0 +1,25 @@
+name: CI
+
+on: push
+
+jobs:
+  ci:
+    name: CI
+    runs-on: ubuntu-latest
+    env:
+      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: actions/setup-node@v2
+        with:
+          node-version: 12
+
+      - name: npm install
+        run: npm install
+
+      - name: Compile
+        run: npm run compile
+
+      - name: Test
+        run: npm test