| `HELMFILE_PROD_DISABLED` | Set to `true` to disable `production` env | _none_ (disabled) |
| `HELMFILE_PROD_ENABLED` | Set to `true` to enable `production` env | _none_ (disabled) |
| `prod-app-name` / `HELMFILE_PROD_APP_NAME` | Application name for `production` env | `$HELMFILE_BASE_APP_NAME` |
| `prod-environment-url` / `HELMFILE_PROD_ENVIRONMENT_URL`| The production environment url _(only define for static environment URLs declaration and if different from default)_ | `$HELMFILE_ENVIRONMENT_URL` |
| `prod-namespace` / `HELMFILE_PROD_NAMESPACE` | The Kubernetes namespace to use for `production` env _(only define to override default)_ | `$KUBE_NAMESPACE` |