feat: create gh-pages.yml (#36)

Author: theutz

.github/workflows/gh-pages.yml

@@ -0,0 +1,39 @@
+name: GH Pages
+on:
+  workflow_dispatch:
+  push:
+    branches: [main]
+    paths: ["docs/**"]
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+concurrency:
+  group: "pages"
+  cancel-in-progress: true
+jobs:
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: pnpm/action-setup@v4
+        with:
+          version: 10
+      - name: Build
+        run: |
+          pushd docs
+          pnpm install
+          pnpm run build
+          popd
+      - name: Setup Pages
+        uses: actions/configure-pages@v5
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
+        with:
+          path: "./docs/dist"
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4