Implement github actions

Author: rwaldron

.github/workflows/npm-grunt.yml

@@ -0,0 +1,49 @@
+name: Build, Lint, Test and Measure Coverage
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [14.x, 16.x, 18.x]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v3
+      with:
+        node-version: ${{ matrix.node-version }}
+
+    - name: Setup Environment
+      run: |
+        echo "NO_SERIALPORT_INSTALL=1" >> $GITHUB_ENV
+
+    - name: Install Dependencies
+      run: |
+        npm install -g grunt-cli
+        npm install
+
+    # - name: Validate Examples
+    #   run: |
+    #     grunt test-examples
+
+    - name: Linting
+      run: |
+        grunt jshint jscs
+
+    - name: Run Unit Tests
+      run: |
+        grunt nodeunit
+
+    # - name: Run Test Coverage
+    #   run: |
+    #     npm run test-cover
+    #     npm run coveralls