Module topics 

Constants

CHANGES_TOPIC

The change-feed topic on the ops stream: one ChangeRecord per committed projector batch for a binding that opted into notify. This is a pinned Iggy-binding constant like its two sibling topics.

CONTROL_TOPIC

Ops topic: projection control commands.

DLQ_TOPIC

Ops topic: the universal dead-letter topic (capsules carry a kind).

OPS_STREAM

The ops stream name (_agdx).