Add GH workflow

.github/workflows/deploy.yml

@@ -0,0 +1,23 @@
+name: Deploy to GitHub Pages
+
+on:
+  push:
+    branches: [ master ]
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Install and Build
+        run: |
+          npm install
+          npm run build
+          
+      - name: Deploy to GitHub Pages
+        uses: JamesIves/github-pages-deploy-action@latest
+        with:
+          branch: gh-pages
+          folder: public