📄️ Deferred
Architecturally-significant decisions deliberately deferred, with the trigger that would prompt a revisit.
📄️ Per-environment Upstash databases (D17)
Why the cluster uses a shared Upstash database with keyPrefix isolation across environments instead of one Upstash database per environment.
📄️ API e2e CI workflow (D14)
Why the multi-instance API e2e suite runs on-demand locally against dev rather than per-PR in CI.
📄️ Generic fanout abstraction (D15)
Why the cron-tickle + SQS fanout pattern is not yet abstracted into a sixth coordination primitive — one consumer today; Rule of Three applies.