goodbye travis, hello github actions

.github/workflows/main.yml

@@ -0,0 +1,32 @@
+# This is a basic workflow to help you get started with Actions
+
+name: CI
+
+# Controls when the workflow will run
+on:
+  # Triggers the workflow on push or pull request events but only for the main branch
+  push:
+    branches: [ master ]
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  # This workflow contains a single job called "build"
+  build:
+    # The type of runner that the job will run on
+    runs-on: ubuntu-latest
+
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      - uses: actions/checkout@v2
+
+      # Runs a single command using the runners shell
+      - name: setup
+        run: npm install
+
+      # Runs a single command using the runners shell
+      - name: tests
+        run: npm test

README.md

@@ -3,7 +3,9 @@
 [![NPM](https://nodei.co/npm/alexa-verifier-middleware.png)](https://www.npmjs.com/package/alexa-verifier-middleware/)
 
 ![NPM Version](https://img.shields.io/npm/v/alexa-verifier-middleware.svg)
-[![Build Status](https://travis-ci.org/alexa-js/alexa-verifier-middleware.svg?branch=master)](https://travis-ci.org/alexa-js/alexa-verifier-middleware)
+
+![example workflow](https://github.com/alexa-js/alexa-verifier-middleware/actions/workflows/main.yml/badge.svg)
+
 [![dependencies Status](https://david-dm.org/alexa-js/alexa-verifier-middleware/status.svg)](https://david-dm.org/tejashah88/alexa-verifier-middleware)
 
 An [express](https://www.npmjs.com/package/express) middleware that verifies HTTP requests sent to an Alexa skill are sent from Amazon.