Migrate to GitHub Actions

Author: jiahaog

.github/workflows/ci.yml

@@ -0,0 +1,26 @@
+name: ci
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [10.x, 12.x, 14.x, 15.x]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v1
+      with:
+        node-version: ${{ matrix.node-version }}
+    - run: npm install
+    - run: npm run build
+    - run: npm test

README.md

@@ -1,6 +1,6 @@
 # GitCloud Client
 
-[![Build Status](https://travis-ci.org/nativefier/gitcloud-client.svg?branch=master)](https://travis-ci.org/nativefier/gitcloud-client)
+[![Build Status](https://github.com/nativefier/gitcloud-client/workflows/ci/badge.svg)](https://github.com/nativefier/gitcloud-client/actions?query=workflow%3Aci)
 
 ## Installation