Add GitHub Actions workflow for deployment

.github/workflows/deploy.yml

@@ -0,0 +1,34 @@
+name: Deploy to GitHub Pages
+
+on:
+  push:
+    branches: [main]
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pages: write
+      id-token: write
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 18
+
+      - run: yarn install
+      - run: yarn build
+
+      - uses: actions/configure-pages@v4
+
+      - uses: actions/upload-pages-artifact@v3
+        with:
+          path: public
+
+      - uses: actions/deploy-pages@v4
+        id: deployment