Added github ci

Author: dcavanagh

.github/release-drafter.yml

@@ -0,0 +1,6 @@
+name-template: 'Next Release'
+tag-template: 'next'
+change-template: '- $TITLE #$NUMBER'
+no-changes-template: '- No changes yet'
+template: |
+  $CHANGES

.github/workflows/node.js.yml

@@ -0,0 +1,34 @@
+# This workflow will do a clean install of node dependencies, build the source code and run tests across different versions of node
+# For more information see: https://help.github.com/actions/language-and-framework-guides/using-nodejs-with-github-actions
+
+name: Node.js CI
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [12.x, 14.x, 16.x]
+        ts-project: [src/tsconfig.json, src/tsconfig-es6.json]
+
+    env:
+      TS_NODE_PROJECT: ${{ matrix.ts-project }}
+
+    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 cache clean --force
+    - run: npm ci
+    - run: npm run build --if-present
+    - run: npm test