fix: publish now uses docker build v4 which required some changes (#6062)

.github/workflows/publish.yml

@@ -69,8 +69,6 @@ jobs:
 
       - name: Setup Docker Buildx
         uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd # v4.0.0
-        with:
-          install: true
 
       - name: Setup Go
         uses: actions/setup-go@4b73464bb391d4059bd26b0524d20df3927bd417 # v6.3.0

Makefile

@@ -329,8 +329,8 @@ docker.tag:  ## Emit IMAGE_TAG
 .PHONY: docker.build
 docker.build: $(addprefix build-,$(ARCH)) ## Build the docker image
 	@$(INFO) $(DOCKER) build
-	echo $(DOCKER) build -f $(DOCKERFILE) . $(DOCKER_BUILD_ARGS) -t $(IMAGE_NAME):$(IMAGE_TAG)
-	DOCKER_BUILDKIT=1 $(DOCKER) build -f $(DOCKERFILE) . $(DOCKER_BUILD_ARGS) -t $(IMAGE_NAME):$(IMAGE_TAG)
+	echo $(DOCKER) buildx build -f $(DOCKERFILE) . $(DOCKER_BUILD_ARGS) -t $(IMAGE_NAME):$(IMAGE_TAG)
+	$(DOCKER) buildx build -f $(DOCKERFILE) . $(DOCKER_BUILD_ARGS) -t $(IMAGE_NAME):$(IMAGE_TAG)
 	@$(OK) $(DOCKER) build
 
 .PHONY: docker.push