Update jekyll.yml

Author: mikeatm

.github/workflows/jekyll.yml

@@ -43,6 +43,9 @@ jobs:
       - name: Setup Pages
         id: pages
         uses: actions/configure-pages@v5
+      - name: Install dependencies
+        run: bundle install
+        working-directory: "./mmg_website"
       - name: Build with Jekyll
         # Outputs to the './_site' directory by default
         run: bundle exec jekyll build --baseurl "${{ steps.pages.outputs.base_path }}"