ci: add release-on-push-to-mainline

Author: brett-vendia

.github/workflows/release-on-push-to-mainline.yml

@@ -0,0 +1,34 @@
+name: CICD
+
+on:
+  push:
+    branches: [ mainline ]
+  pull_request:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [12.x, 14.x]
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v1
+      with:
+        node-version: ${{ matrix.node-version }}
+    - name: Install example dependencies
+      run: npm run install-example-dependencies
+    - name: Install
+      run: npm install
+    - name: Test
+      run: npm test
+    - name: Lint
+      run: npm run lint
+    - name: Release
+      if: github.event_name == 'push' && github.ref == 'refs/heads/mainline' && matrix.node-version == '12.x'
+      run: npm run release
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        NPM_TOKEN: ${{ secrets.NPM_TOKEN }} 

README.md

@@ -1,6 +1,6 @@
 # Serverless Express
 
-[![npm](https://img.shields.io/npm/v/@vendia/serverless-express.svg)]() [![npm](https://img.shields.io/npm/dm/aws-serverless-express.svg)]() [![dependencies Status](https://david-dm.org/vendia/serverless-express/status.svg)](https://david-dm.org/vendia/serverless-express) [![Contributor Covenant](https://img.shields.io/badge/Contributor%20Covenant-v2.0%20adopted-ff69b4.svg)](CODE_OF_CONDUCT.md)
+![Build Status](https://github.com/vendia/serverless-express/workflows/CICD/badge.svg) [![npm](https://img.shields.io/npm/v/@vendia/serverless-express.svg)]() [![npm](https://img.shields.io/npm/dm/aws-serverless-express.svg)]() [![dependencies Status](https://david-dm.org/vendia/serverless-express/status.svg)](https://david-dm.org/vendia/serverless-express) [![Contributor Covenant](https://img.shields.io/badge/Contributor%20Covenant-v2.0%20adopted-ff69b4.svg)](CODE_OF_CONDUCT.md)
 
 Run REST APIs and other web applications using your existing [Node.js](https://nodejs.org/) application framework (Express, Koa, Hapi, Sails, etc.), on top of [AWS Lambda](https://aws.amazon.com/lambda/) and [Amazon API Gateway](https://aws.amazon.com/api-gateway/).