added pipeline code (wip)

.gitlab-ci.yml

+workflow:
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
+      when: always
+    - if: >-
+        $CI_PIPELINE_SOURCE == "push"
+        && ($CI_COMMIT_BRANCH == "staging" || $CI_COMMIT_BRANCH == "master")
+      when: always
+    - when: never
+
+variables:
+  DOCKER_VERSION: '20.10.12'
+  K8S_NAMESPACE: 'devops-s22-deployable'
+  CONTAINER_TAG: '${CI_REGISTRY_IMAGE}:${CI_PIPELINE_IID}-${CI_COMMIT_SHORT_SHA}'
+
+stages:
+  - test
+  - build
+  - deploy
+
+job_test-image:
+  stage: test
+  tags:
+    - docker-priviliged
+  image: docker:$DOCKER_VERSION
+  services:
+    - name: docker:$DOCKER_VERSION-dind
+  script:
+    - docker build
+      --tag "${CONTAINER_TAG}-test"
+      --target=test
+      "./"
+  after_script:
+    - docker image rm --force "${CI_REGISTRY_IMAGE}:${CI_PIPELINE_IID}-${CI_COMMIT_SHORT_SHA}"
+
+job_build-image:
+  stage: build
+  needs:
+    - 'job_test-image'
+  rules:
+    - if: $CI_COMMIT_BRANCH != "staging" && $CI_COMMIT_BRANCH != "master"
+      when: 'never'
+  tags:
+    - docker-priviliged
+  image: docker:$DOCKER_VERSION
+  services:
+    - name: docker:$DOCKER_VERSION-dind
+  script:
+    - SERVER_PUBLIC_URL=""
+    - DB_HOST=""
+    - docker build
+      --tag "${CONTAINER_TAG}"
+      --build-arg JWT_SECRET=${JWT_SECRET}
+      --build-arg SERVER_PUBLIC_URL=${SERVER_PUBLIC_URL}
+      --build-arg DB_HOST=${DB_HOST}
+      "./"
+    - docker login -u ${CI_REGISTRY_USER} -p ${CI_REGISTRY_PASSWORD} ${CI_REGISTRY}
+    - docker push "${CI_REGISTRY_IMAGE}:${CI_PIPELINE_IID}-${CI_COMMIT_SHORT_SHA}"
+  after_script:
+    - docker image rm --force "${CI_REGISTRY_IMAGE}:${CI_PIPELINE_IID}-${CI_COMMIT_SHORT_SHA}"
+
+job_deploy-image:
+  stage: deploy
+  needs:
+    - 'job_build-image'
+  rules:
+    - if: $CI_COMMIT_REF_NAME =~ /staging/
+      when: 'always'
+      variables:
+        ENVIRONMENT_NAME: 'staging'
+    - if: $CI_COMMIT_REF_NAME !~ /staging/
+      when: 'always'
+      variables:
+        ENVIRONMENT_NAME: 'prod'
+  tags:
+    - docker
+  image:
+    name: k8s-image
+    entrypoint: ['']
+  script:
+    # - IMAGE="${CI_REGISTRY_IMAGE}:${VERSION}"
+    - kubectl apply
+        --kubeconfig ${SECRET_KUBECONFIG_PATH}
+        --namespace "${ENVIRONMENT_NAME}-${K8S_NAMESPACE}"
+        --kustomize -
+
+
+