internal: add GitHub Pages deployment workflow

.github/workflows/deploy.yml

@@ -0,0 +1,51 @@
+name: Deploy playground to Github Pages
+
+on:
+  push:
+    branches: ["main"]
+  workflow_dispatch:
+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
+    defaults:
+      run:
+        working-directory: ./playground
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Install pnpm
+        uses: pnpm/action-setup@v4
+        with:
+          version: 9
+      - name: Set up Node
+        uses: actions/setup-node@v4
+        with:
+          node-version-file: ".nvmrc"
+          cache: "pnpm"
+      - name: Install wasm-pack
+        run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+      - name: Build wasm
+        run: RUSTFLAGS="" pnpm run build:wasm
+      - name: Build playground
+        run: pnpm run build
+      - name: Setup Pages
+        uses: actions/configure-pages@v4
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
+        with:
+          path: "playground/dist"
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4

playground/package.json

@@ -2,6 +2,8 @@
   "name": "playground",
   "type": "module",
   "scripts": {
+    "build:wasm": "wasm-pack build ../crates/lib-wasm --target web --out-dir ../../playground/src/pkg",
+    "build": "vite build",
     "dev": "vite",
     "dev:wasm": "wasm-pack build ../crates/lib-wasm --dev --target web --out-dir ../../playground/src/pkg",
     "fmt": "prettier --cache -w .",

playground/vite.config.ts

@@ -3,5 +3,6 @@ import react from "@vitejs/plugin-react-swc";
 
 // https://vitejs.dev/config/
 export default defineConfig({
+  base: "./",
   plugins: [react()],
 });