chore: add static deploy

.github/workflows/nextjs.yml

@@ -0,0 +1,33 @@
+name: Deploy to Github Pages
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deploy:
+    runs-on: ubuntu-20.04
+    strategy:
+      matrix:
+        node-version: [18.16]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Use Node ${{ matrix.node-version }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node-version }}
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build playground
+        run: npm run build:docs
+
+      - name: Deploy
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ./apps/docs/out