Fix GitHub Pages deployment workflow

Author: jedisct1

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

@@ -1,54 +1,48 @@
-name: Deploy to GitHub Pages (ipcrypt-std.github.io)
+name: Deploy Jekyll site to GitHub Pages
 
 on:
   push:
-    branches: [ main ]
+    branches: ["main"]
   workflow_dispatch:
 
+# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
 permissions:
   contents: read
   pages: write
   id-token: write
 
+# Allow only one concurrent deployment
 concurrency:
   group: "pages"
-  cancel-in-progress: false
+  cancel-in-progress: true
 
 jobs:
   # Build job
   build:
     runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: ./www
     steps:
       - name: Checkout
         uses: actions/checkout@v4
-      
-      - name: Setup Pages
-        uses: actions/configure-pages@v4
-      
       - name: Setup Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: '3.3'
-          bundler-cache: false
-          working-directory: www
-      
+          ruby-version: '3.2'
+          bundler-cache: true
+          working-directory: ./www
+      - name: Setup Pages
+        id: pages
+        uses: actions/configure-pages@v4
       - name: Build with Jekyll
-        run: |
-          cd www
-          gem update --system
-          gem install bundler
-          bundle update --bundler
-          bundle install
-          # Build Jekyll site with baseurl set to empty string
-          JEKYLL_ENV=production bundle exec jekyll build --baseurl=""
+        run: bundle exec jekyll build --baseurl "${{ steps.pages.outputs.base_path }}"
         env:
           JEKYLL_ENV: production
-      
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v3
         with:
-          # Deploy the _site directory to the root of the GitHub Pages site
-          path: www/_site
+          path: ./www/_site
 
   # Deployment job
   deploy: