Add GitHub Pages workflow

Author: cmbuckley

.github/workflows/pages.yml

@@ -0,0 +1,46 @@
+name: Deploy Jekyll site to Pages
+on:
+  push:
+    branches: main
+
+permissions:
+  content: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: pages
+  cancel-in-progress: false
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          bundler-cache: true
+
+      - name: Set up Pages
+        uses: actions/configure-pages@v5
+
+      - name: Build with Jekyll
+        run: bundle exec jekyll build
+        env:
+          JEKYLL_ENV: production
+
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
+
+  deploy:
+    runs-on: ubuntu-latest
+    needs: build
+    environment:
+      name: github-pages
+      url: ${{ github.event.repository.homepage }}
+    steps:
+      - name: Deploy to GitHub Pages
+        uses: actions/deploy-pages@v4