DX-1621 added pr validation template

Author: jmulford-bw

.github/workflows/validate.yml

@@ -0,0 +1,22 @@
+name: Validate SDK
+
+on:
+  pull_request:
+    branches:
+      - 'main'
+
+jobs:
+  deploy:
+    name: Validate SDK 
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+    - name: Setup Node
+      uses: actions/setup-node@v1
+    - name: NPM Install
+      run: npm install
+    - name: NPM Build
+      run: npm run build --if-present
+    - name: NPM Test
+      run: npm run test --if-present