Add lint and compile tests to CI.

.github/workflows/ci.yml

@@ -0,0 +1,41 @@
+name: CI
+
+on:
+  pull_request:
+  release:
+    types:
+      - created
+
+env:
+  CI: true
+
+jobs:
+  run:
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      fail-fast: false
+      matrix:
+        node:
+          - "10.x"
+          - "12.x"
+          - "14.x"
+        os:
+          - "ubuntu-latest"
+          - "macos-latest"
+          - "windows-latest"
+
+    steps:
+      - name: Clone repository
+        uses: actions/checkout@v2
+
+      - name: Use Node.js ${{ matrix.node }}
+        uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node }}
+
+      - name: Install npm dependencies
+        run: npm ci
+
+      - name: Build files
+        run: npm run compile