build criterion pages

.github/workflows/bench.yml

@@ -0,0 +1,31 @@
+on:
+  push:
+    branches:
+      - "master"
+name: benchmark
+
+jobs:
+  bench:
+    name: run benchmark
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out base
+        uses: actions/checkout@v4
+      - name: Install Rust
+        uses: actions-rust-lang/setup-rust-toolchain@v1
+      - name: Run benchmarks
+        run: cargo bench
+      - name: Publish results
+        id: deployment
+        uses: actions/upload-pages-artifact@v3
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    name: deploy pages
+    runs-on: ubuntu-latest
+    needs: bench
+    steps:
+      - name: Deploy to GitHub Pages
+        uses: actions/deploy-pages@v4
+