fix: check chart is present locally on publish job

    - if: '$HELM_PUBLISH_URL == null || $HELM_PUBLISH_URL == "" || $CI_COMMIT_REF_NAME !~ $PROD_REF || $HELM_PUBLISH_METHOD == "disabled"'

      when: never

    - if: '$AUTODEPLOY_TO_PROD == "true"'

      exists:

        - "**/Chart.yaml"

    # else: manual + blocking

    - if: $CI_COMMIT_REF_NAME # this 'if' is useless but only prevents GitLab warning :(

      when: manual

    # /!\ variables can't be used in rules:exists

    - exists:

        - "**/Chart.yaml"

      when: manual

# Deploy job prototype

# Can be extended to define a concrete environment