use new Make directive for multiarch kueueviz

Signed-off-by: Kevin <[email protected]>

Makefile

@@ -330,11 +330,16 @@ importer-image: PLATFORMS=linux/amd64
 importer-image: PUSH=--load
 importer-image: importer-image-build
 
+# Install multiarch build dependencies and then create a builder instance to build the kueue-viz dashboard images
+kueue-viz-image-multiarch:
+	docker run --privileged --rm tonistiigi/binfmt --install all
+	BUILDER=$(shell $(DOCKER_BUILDX_CMD) create --use)
+	$(MAKE) kueue-viz-image-build
+	$(DOCKER_BUILDX_CMD) rm $$BUILDER
+
 # Build the kueue-viz dashboard images (frontend and backend)
 .PHONY: kueue-viz-image-build
 kueue-viz-image-build:
-	docker run --privileged --rm tonistiigi/binfmt --install all
-	BUILDER=$(shell $(DOCKER_BUILDX_CMD) create --use)
 	$(IMAGE_BUILD_CMD) \
 		-t $(IMAGE_REGISTRY)/kueue-viz-backend:$(GIT_TAG) \
 		-t $(IMAGE_REGISTRY)/kueue-viz-backend:$(RELEASE_BRANCH)-latest \
@@ -350,7 +355,6 @@ kueue-viz-image-build:
 		--platform=$(PLATFORMS) \
 		$(PUSH) \
 		-f ./cmd/experimental/kueue-viz/frontend/Dockerfile ./cmd/experimental/kueue-viz/frontend; \
-	$(DOCKER_BUILDX_CMD) rm $$BUILDER
 
 .PHONY: kueue-viz-image-push
 kueue-viz-image-push: PUSH=--push