added deployment workflow

.github/workflows/pages-deploy.yml

@@ -0,0 +1,24 @@
+name: GitHub Pages
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+      - name: Setup Pages
+        uses: actions/configure-pages@v1
+      - name: Build and deploy
+        run: |
+          mkdir public
+          cp -r * public/
+          git config --global user.name "github-actions[bot]"
+          git config --global user.email "github-actions[bot]@users.noreply.github.com"
+          git add .
+          git commit -m "Deploy to GitHub Pages"
+          git push origin main:gh-pages