Add demo page deploy

.github/workflows/deploy-demo-to-gh-pages.yml

@@ -0,0 +1,29 @@
+name: Deploy Demo to gh-pages
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build
+        run: npm run build-mock
+
+      - name: Deploy
+        if: ${{ github.event_name != 'pull_request' }}
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ./dist

package.json

@@ -43,6 +43,7 @@
     "start": "vite",
     "start-mock": "vite --mode mock",
     "build": "vite build",
+    "build-mock": "vite build --mode mock",
     "build-and-zip": "vite build && ./script/zip-dist.sh",
     "init-mock": "npx msw init public --no-save",
     "prettier": "npx prettier --write \"src/**/*.{ts,tsx}\"",