Update build.yml

Author: Austin-152

.github/workflows/build.yml

@@ -38,6 +38,8 @@ jobs:
         with:
           lfs: true
           fetch-depth: 0
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
       # Use docker to build current directory ./Dockfile
       - name: Login to GitHub Container Registry
         uses: docker/login-action@v1
@@ -48,5 +50,7 @@ jobs:
 
       - name: Build and push the Docker image
         run: |
-          docker build . --tag ghcr.io/anduin2017/how-to-cook:latest
-          docker push ghcr.io/anduin2017/how-to-cook:latest
+          docker buildx build \
+            --platform linux/amd64,linux/arm64 \
+            --tag ghcr.io/anduin2017/how-to-cook:latest \
+            --push .