Set up GitHub Actions for automated testing

Signed-off-by: Chuck Fan <[email protected]>

.github/workflows/test.yml

@@ -0,0 +1,29 @@
+name: Test
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+jobs:
+  test:
+    strategy:
+      matrix:
+        os: [windows-latest, ubuntu-latest, macos-latest]
+        node-version: [12.x, 14.x, 16.x]
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v2
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: "yarn"
+
+      - run: yarn install --frozen-lockfile
+      - run: npx --no-install eslint "**/*.{js,ts}"
+      - run: npx --no-install prettier --check "**/*.{js,ts,json,yml,md}"
+      - run: npx --no-install jest --ci --coverage

README.md

@@ -1,4 +1,4 @@
-[![Build Status](https://travis-ci.org/DocSpring/craco-less.svg?branch=master)](https://travis-ci.org/DocSpring/craco-less)
+[![Test Status](https://github.com/DocSpring/craco-less/actions/workflows/test.yml/badge.svg?branch=master)](https://github.com/DocSpring/craco-less/actions/workflows/test.yml)
 [![Coverage Status](https://coveralls.io/repos/github/DocSpring/craco-less/badge.svg?branch=master)](https://coveralls.io/github/DocSpring/craco-less?branch=master)
 [![MIT License](https://img.shields.io/badge/license-MIT-blue.svg)](LICENSE)