Makefile

@@ -12,6 +12,7 @@ override docker?=${CLI_USE_DOCKER}
 override tag?=${DOCKER_IMAGE_TAG}
 override platform?=${DOCKER_IMAGE_PLATFORM}
 override config?=${SWIFT_BUILD_CONFIGURATION}
+override clean?=${DOCKER_IMAGE_CLEAN}
 
 # --- DEPENDENCIES ---
 
@@ -32,7 +33,9 @@ ifeq ($(docker),yes)
 		--platform ${platform} \
 		${DOCKER_IMAGE_NAME}:${tag} \
 		swift build --configuration ${config}
+    ifeq ($(clean),yes)
 		@docker rmi ${DOCKER_IMAGE_NAME}:${tag}
+    endif
 else
 	@swift build --configuration ${config}
 endif