ci: add GitHub Actions

.github/workflows/test.yml

@@ -0,0 +1,19 @@
+name: test
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [10.x, 12.x]
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup node
+        uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node }}
+      - run: yarn install
+      - run: yarn lint
+      - run: yarn test

package.json

@@ -19,7 +19,7 @@
     "prepublish": "npm run build",
     "build": "tsc",
     "lint": "eslint src/**/*.ts --fix --cache",
-    "test": "npm run lint && jest"
+    "test": "jest"
   },
   "bin": {
     "extract-react-intl-messages": "cli.js",