Add benchmark results page and GitHub Pages deployment

Store dated benchmark results (2026-02-21) and add a GitHub Pages site
with leaderboard, score charts, phase timings, and scoring methodology.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: zkwentz

.github/workflows/pages.yml

@@ -0,0 +1,45 @@
+name: Deploy GitHub Pages
+
+on:
+  push:
+    branches: [main]
+    paths:
+      - 'docs/**'
+      - 'results/**'
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: pages
+  cancel-in-progress: false
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Build site
+        run: |
+          mkdir -p _site
+          cp docs/index.html _site/
+          cp -r results _site/results
+
+      - name: Setup Pages
+        uses: actions/configure-pages@v5
+
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
+        with:
+          path: _site
+
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4

.gitignore

@@ -3,3 +3,4 @@ __pycache__
 *.pyc
 venv/
 results.json
+!results/*.json