Update Jekyll deployment workflow for GitHub Pages

Fix main -> master issue

Author: JakobHoffmann

.github/workflows/jekyll-gh-pages.yml

@@ -1,10 +1,10 @@
 # Sample workflow for building and deploying a Jekyll site to GitHub Pages
-name: Deploy Jekyll with GitHub Pages dependencies preinstalled
+name: Deploy Jekyll site to Pages
 
 on:
   # Runs on pushes targeting the default branch
   push:
-    branches: ["main"]
+    branches: ["master"]
 
   # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch:
@@ -28,14 +28,23 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v4
+      - name: Setup Ruby
+        # https://github.com/ruby/setup-ruby/releases/tag/v1.207.0
+        uses: ruby/setup-ruby@4a9ddd6f338a97768b8006bf671dfbad383215f4
+        with:
+          ruby-version: '3.1' # Not needed with a .ruby-version file
+          bundler-cache: true # runs 'bundle install' and caches installed gems automatically
+          cache-version: 0 # Increment this number if you need to re-download cached gems
       - name: Setup Pages
+        id: pages
         uses: actions/configure-pages@v5
       - name: Build with Jekyll
-        uses: actions/jekyll-build-pages@v1
-        with:
-          source: ./
-          destination: ./_site
+        # Outputs to the './_site' directory by default
+        run: bundle exec jekyll build --baseurl "${{ steps.pages.outputs.base_path }}"
+        env:
+          JEKYLL_ENV: production
       - name: Upload artifact
+        # Automatically uploads an artifact from the './_site' directory by default
         uses: actions/upload-pages-artifact@v3
 
   # Deployment job