SELFDEV-216: [dev] add deploy hook and GH action (#1335)

Author: markcmurphy

.github/workflows/deploy.yml

@@ -0,0 +1,18 @@
+name: Deploy
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+      
+    - name: Trigger Vercel Deploy Hook
+      run: |
+        curl -X POST ${{ secrets.VERCEL_DEPLOY_HOOK_URL }}