Update test.yml

Author: idoocs

.github/workflows/test.yml

@@ -16,10 +16,13 @@ jobs:
   deploy:
     runs-on: ubuntu-latest
     steps:
+      - uses: actions/checkout@v4
       - uses: actions/checkout@v4
         with:
           ref: gh-pages
           path: site
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
       - name: Build Docker Image
         run: |
           docker build -t ${{ env.DOCKER_REPO }}:latest .