ci: add jekyll build to ci (#172)

* ci: add jekyll build to ci

* style: Update .github/workflows/ci.yml

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

* ci: simplify checkout step in CI workflow

---------

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

.github/workflows/ci.yml

@@ -11,11 +11,6 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
-          ref: ${{ github.event.pull_request.head.ref }}
-          repository: ${{ github.event.pull_request.head.repo.full_name }}
-          persist-credentials: false
 
       - name: Setup Node.js
         uses: actions/setup-node@v4
@@ -26,4 +21,22 @@ jobs:
         run: npm ci # Using npm ci for a clean install based on package-lock.json
 
       - name: Check Formatting
-        run: npx prettier --check "**/*.{js,css,md,html}"
+        run: npx prettier --check "**/*.{js,css,md,html}"
+
+  jekyll:
+    needs: prettier
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Ruby
+        uses: ruby/setup-ruby@8575951200e472d5f2d95c625da0c7bec8217c42 # v1.161.0
+        with:
+          bundler-cache: true
+          cache-version: 0
+
+      - name: Build with Jekyll
+        run: bundle exec jekyll build
+        env:
+          JEKYLL_ENV: production