Create deploy.yml

.github/workflows/deploy.yml

@@ -0,0 +1,31 @@
+name: Deploy to GH Pages
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout 🛎️
+        uses: actions/checkout@master
+        with:
+          persist-credentials: false
+
+      - name: Install 🔧
+        run: yarn install
+
+      - name: Build 🏗️
+        run: yarn build
+        env:
+          NODE_ENV: production
+
+      - name: Deploy to GH Pages 🚀
+        if: ${{ github.event_name != 'pull_request' }}
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: dist