DL-053

Forge subscriptions are Server-side Postgres rows with a per-artifact FETCH cursor (advanced on any 200) split from a per-subscriber DELIVERY cursor (advanced only on that subscriber’s own successful notify), change-detected by conditional polling in v1 (webhooks are an additive accelerator), delivered by account on the existing Sessions → AgentGateway.Control push path

Status: Active (Matt, 2026-07-27)

Record: ../../server/compass-server-ownership-layer/design.md#decision-5–subscriptions-server-stored-poll-based-in-v1-delivered-on-the-existing-push-path