| CaptureSettingsForm | Which realms are captured, and how the one that dominates the volume is treated. |
| RetentionSettingsForm | How long history is kept, how often it is anchored, and what happens at the spend ceiling. |
| SettingsFormBase | Shared behaviour for the settings forms. |
| StorageSettingsForm | Where history is written, how it is compressed, and how it is sealed. |
| TelemetrySettingsForm | Where spans and metrics are sent. |
| TierSettingsForm | Which buckets history is spread across, and when it moves between them. |
| WebhookSettingsForm | The endpoints that are told when something happens. |