update: 调整docker build 执行目录，由 .../pack/ 目录 调整为 .../

背景
    执行目录 为 .../pack  ，如果Dockfile 涉及拷贝父目录文件夹（ COPY ../conf  ./conf ），会报错 "Forbidden path outside the build context"
    如果把 ../conf  等配置文件拷贝 的  pack目录， 需要做大量源码改动；

    调整 docker build执行目录，是最优解决方案

Makefile

@@ -83,8 +83,7 @@ docker: clean buildquick
 	@echo CURR_MODEL_NAME=$(CURR_MODEL_NAME);
 	@echo GIT_BRANCH=$(GIT_BRANCH);
 	@if [[ $(GIT_BRANCH) = $(BRANCH_DEV) ||  $(GIT_BRANCH) = $(BRANCH_MASTER) ]]; then\
-		cd pack;\
-		docker build -t $(CURR_MODEL_NAME):$(K8S_DEPLOY_PARAM_IMAGE_TAG) .;\
+		docker build -t $(CURR_MODEL_NAME):$(K8S_DEPLOY_PARAM_IMAGE_TAG) -f pack/Dockerfile .;\
 		docker tag  $(CURR_MODEL_NAME):$(K8S_DEPLOY_PARAM_IMAGE_TAG) $(ACR_PREFIX)/$(CURR_MODEL_NAME):$(K8S_DEPLOY_PARAM_IMAGE_TAG); \
 		docker push $(ACR_PREFIX)/$(CURR_MODEL_NAME):$(K8S_DEPLOY_PARAM_IMAGE_TAG); \
 	else \