Update .gitlab-ci.yml file

.gitlab-ci.yml

@@ -0,0 +1,33 @@
+image: docker:18-git
+
+stages:
+  - build
+  - push
+
+before_script:
+  - echo -n $HARBOR_TOKEN | docker login -u $HARBOR_USER --password-stdin $HARBOR_REGISTRY
+  - docker version
+  - docker info
+
+after_script:
+  - docker logout $HARBOR_REGISTRY
+
+Build:
+  stage: build
+  script:
+    - docker pull $HARBOR_REGISTRY_IMAGE:latest || true
+    - >
+      docker build
+      --pull
+      --cache-from $HARBOR_REGISTRY_IMAGE:latest
+      --tag $HARBOR_REGISTRY_IMAGE:$CI_COMMIT_SHA .
+    - docker push $HARBOR_REGISTRY_IMAGE:$CI_COMMIT_SHA
+
+Push_When_tag:
+  stage: push
+  only:
+    - tags
+  script:
+    - docker pull $HARBOR_REGISTRY_IMAGE:$CI_COMMIT_SHA
+    - docker tag $HARBOR_REGISTRY_IMAGE:$CI_COMMIT_SHA $HARBOR_REGISTRY_IMAGE:$CI_COMMIT_REF_NAME
+    - docker push $HARBOR_REGISTRY_IMAGE:$CI_COMMIT_REF_NAME