Deploy pages with actions/deploy-pages (#154)

* ci: Rename workflow file / Use Ruby 3.3

* Add `workflow_dispatch`

* ci: Deploy pages with actions/deploy-pages

Author: toshimaru

.github/workflows/deploy.yml

@@ -0,0 +1,41 @@
+name: Deploy
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+concurrency:
+  group: "pages"
+  cancel-in-progress: false
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: 3.3
+          bundler-cache: true
+      - name: Setup Pages
+        uses: actions/configure-pages@v5
+      - name: Jekyll Build
+        run: bundle exec jekyll build
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
+  deploy:
+    runs-on: ubuntu-latest
+    needs: build
+    # Grant GITHUB_TOKEN the permissions required to make a Pages deployment
+    permissions:
+      pages: write      # to deploy to Pages
+      id-token: write   # to verify the deployment originates from an appropriate source
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4