Add gitlab CI

.gitlab-ci.local.yml

+publish_container_image:
+  stage: publish
+  image:
+    name: gcr.io/kaniko-project/executor:v1.13.0-debug
+    entrypoint: [""]
+  script:
+    - /kaniko/executor
+      --context "${CI_PROJECT_DIR}/application"
+      --build-arg http_proxy=$http_proxy
+      --build-arg https_proxy=$https_proxy
+      --build-arg no_proxy=$no_proxy
+      --dockerfile "${CI_PROJECT_DIR}/Containerfile"
+      --destination "${CI_REGISTRY_IMAGE}:${CI_PIPELINE_IID}"
+      --destination "${CI_REGISTRY_IMAGE}:latest"
\ No newline at end of file