Merge pull request #421 from thaJeztah/enable_buildkit

Makefile: enable buildkit when building images

Author: thaJeztah

deb/Makefile

@@ -16,7 +16,8 @@ ifdef BUILD_IMAGE
 endif
 
 COMMON_FILES=common
-BUILD?=docker build \
+BUILD?=DOCKER_BUILDKIT=1 \
+	docker build \
 	$(BUILD_IMAGE_FLAG) \
 	--build-arg GO_IMAGE=$(GO_IMAGE) \
 	--build-arg COMMON_FILES=$(COMMON_FILES) \

rpm/Makefile

@@ -17,7 +17,8 @@ endif
 ifdef BUILD_IMAGE
 	BUILD_IMAGE_FLAG=--build-arg $(BUILD_IMAGE)
 endif
-BUILD?=docker build \
+BUILD?=DOCKER_BUILDKIT=1 \
+	docker build \
 	$(BUILD_IMAGE_FLAG) \
 	--build-arg GO_IMAGE=$(GO_IMAGE) \
 	-t rpmbuild-$@/$(ARCH) \