As seen above, the S3 template may support up to 4 environments (`review`, `integration`, `staging` and `production`).
Each deployment job produces _output variables_ that are propagated to downstream jobs (using [dotenv artifacts](https://docs.gitlab.com/ee/ci/pipelines/job_artifacts.html#artifactsreportsdotenv)):
Each deployment job produces _output variables_ that are propagated to downstream jobs (using [dotenv artifacts](https://docs.gitlab.com/ee/ci/yaml/artifacts_reports.html#artifactsreportsdotenv)):
*`environment_type`: set to the type of environment (`review`, `integration`, `staging` or `production`),
*`environment_name`: the application name (see below),
