fix PR build

.github/workflows/build.yml

@@ -27,7 +27,19 @@ jobs:
         uses: actions/checkout@v4
         with:
           submodules: 'true'
-      - name: Build docker image
-        run: docker build -t local < Dockerfile.devel
-      - name: Test build
-        run: docker run -it local make build
+      - name: Setup Ruby
+        uses: ruby/setup-ruby@v1 # v1.161.0
+        with:
+          ruby-version: '3.1' # Not needed with a .ruby-version file
+          cache-version: 0 # Increment this number if you need to re-download cached gems
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: '18.x'
+      - name: Setup Pages
+        id: pages
+        uses: actions/configure-pages@v4
+      - name: Install
+        run: make install
+      - name: Build with Jekyll
+        run: make build