Generate and Push Kubernetes Manifests:
  stage: deploy
  before_script:
    - |
      if test ${CI_COMMIT_REF_NAME} = "main"; then
        export ENVIRONMENT="prd";
      elif test ${CI_COMMIT_REF_NAME} = "staging"; then
        export ENVIRONMENT="stg";
      else
        export ENVIRONMENT="dev";
      fi
  script:
    - helm dependency update ${HELM_CHART_PATH}
    - rm -rf .k8s/${ENVIRONMENT}/manifests
    - mkdir -p .k8s/${ENVIRONMENT}/manifests
    - |
      helm template \
        ${HELM_CHART_NAME} \
        ${HELM_CHART_PATH} \
        --output-dir /tmp/manifests
    - mv /tmp/manifests/${HELM_CHART_NAME}/templates/*.yaml .k8s/${ENVIRONMENT}/manifests/
    - rm -rf /tmp/manifests/${HELM_CHART_NAME}
    - git add --all
    - git commit -m "[${ENVIRONMENT}] manifests updated, [ci skip]"
    - git push -o ci.skip
  only:
    - main
    - staging
    - develop