node-installer: modify the makefile for binary handling

Signed-off-by: Jiaxiao (mossaka) Zhou <[email protected]>

Author: Mossaka

node-installer/Makefile

@@ -3,18 +3,20 @@ IMAGE_NAME ?= ghcr.io/spinkube/containerd-shim-spin/node-installer
 PLATFORM ?= linux/amd64
 ARCH ?= x86_64
 TARGET ?= $(ARCH)-unknown-linux-musl
+BINARY := ./.tmp/$(PLATFORM)/containerd-shim-spin-$(SPIN_VERSION)
 
 compile-musl:
 	make build-cross-$(TARGET) -C ../
 
-move-musl-to-tmp: compile-musl
-	mkdir -p ./.tmp
-	cp ../target/$(TARGET)/release/containerd-shim-spin-$(SPIN_VERSION) ./.tmp/$(PLATFORM)/
+$(BINARY): 
+	mkdir -p ./.tmp/$(PLATFORM)
+	$(MAKE) compile-musl
+	cp ../target/$(TARGET)/release/containerd-shim-spin-$(SPIN_VERSION) $(BINARY)
 
-build-multi-installer-image: move-musl-to-tmp
+build-multi-installer-image: $(BINARY)
 	docker buildx build -t $(IMAGE_NAME) --platform linux/amd64,linux/arm64 .
 
-build-dev-installer-image: move-musl-to-tmp
+build-dev-installer-image: $(BINARY)
 	docker buildx build -t $(IMAGE_NAME) --load --platform $(PLATFORM) .
 
 test: