migrate to GitHub Actions build workflow

Author: michaellambgelo

.github/workflows/ci.yml

@@ -18,11 +18,6 @@ jobs:
           ruby-version: '2.7.4'
           bundler-cache: true
 
-      - name: Install dependencies
-        run: |
-          gem install bundler -v 2.4.22
-          bundle install
-
       - name: Check Jekyll build
         run: bundle exec jekyll build --safe
 

.github/workflows/deploy.yml

@@ -0,0 +1,51 @@
+name: Deploy Jekyll site to Pages
+
+on:
+  push:
+    branches: ["master"]
+  workflow_dispatch:
+
+permissions:
+  contents: 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@v4
+
+      - name: Setup Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: '2.7.4'
+          bundler-cache: true
+
+      - name: Setup Pages
+        id: pages
+        uses: actions/configure-pages@v4
+
+      - name: Build with Jekyll
+        run: bundle exec jekyll build --baseurl "${{ steps.pages.outputs.base_path }}"
+        env:
+          JEKYLL_ENV: production
+
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
+
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4

Gemfile

@@ -9,9 +9,7 @@ source "https://rubygems.org"
 # This will help ensure the proper Jekyll version is running.
 # Happy Jekylling!
 
-# If you want to use GitHub Pages, remove the "gem "jekyll"" above and
-# uncomment the line below. To upgrade, run `bundle update github-pages`.
-gem "github-pages", group: :jekyll_plugins
+gem "jekyll", "~> 3.9.3"
 
 # Pin ffi to a version compatible with RubyGems 3.1.6
 gem "ffi", "~> 1.15.5"