ci: add buildx

.github/workflows/build_and_push.yml

@@ -26,6 +26,9 @@ jobs:
       - name: Setup QEMU
         uses: docker/setup-qemu-action@v2
 
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
       - run: sudo apt update && sudo apt install -y qemu-user-static
 
       - name: Setup Node.js

scripts/build_and_push.sh

@@ -4,6 +4,7 @@
 # Also build one for :latest
 
 IMAGE="ngxson/portainer-ce-without-annoying"
+ARCHS="linux/amd64,linux/arm64,linux/arm/v7"
 
 if [ -z "$TAG" ]; then
   echo "Please set TAG environment variable"
@@ -17,9 +18,8 @@ if [ -z "$MULTIARCH" ]; then
   docker build -t "$IMAGE:$TAG" -f Dockerfile.tmp .
 else
   echo "Multi-arch build..."
-  docker build --platform linux/amd64 -t "$IMAGE:$TAG" -f Dockerfile.tmp .
-  docker build --platform linux/arm64 -t "$IMAGE:$TAG" -f Dockerfile.tmp .
-  docker build --platform linux/arm/v7 -t "$IMAGE:$TAG" -f Dockerfile.tmp .
+  docker buildx create --use desktop-linux
+  docker buildx build --platform=$ARCHS -t "$IMAGE:$TAG" -f Dockerfile.tmp .
 fi
 
 docker push "$IMAGE:$TAG"