# Background Jobs

Certain long running tasks are executed as background jobs. These tasks are managed by the battery
service and running either autonomously or triggered by user actions.

## Background Tasks in Steering

In the Django Admin for _Steering_ at `/steering/admin`. You can a list of executed tasks under
**Steering > Worker Tasks**.

| Task                                | Description                                                                                            |
| ----------------------------------- | ------------------------------------------------------------------------------------------------------ |
| `publish_message_to_nats`           | Publishes messages to the NATS message bus.                                                            |
| `delete_unused_unmodified_episodes` | By default every broadcast has an episode assigned. These may be never used and need to be cleaned up. |

## Background Tasks in Battery

Navigate to the Django Admin for _Battery_ at `/battery/-/admin`. You can get a list executed tasks under
**Tasks Database Backend > Task Results**.

The following background tasks are available:

| Task                             | Description                                                                 |
| -------------------------------- | --------------------------------------------------------------------------- |
| `media store - process_pipeline` | Uploads, analyzes and imports media files into the media store.             |
| `cut & glue`                     | Automatically crops and concats block recordings into show recording files. |

### Media Store

The media store job is responsible for uploading, analyzing, transforming and importing media files into the media store.

It uses its own media processing pipeline, which can be inspected at `/battery/media-store/pipeline-inspector`.