CAP-124 — Metrics, alerting & log aggregation

Category	Platform & infrastructure
Business goal	Not yet linked to a business goal
Satisfying module	MOD-076
Mode	ALERT
BD owner	BD09 Technology
Human needed	Review only

Collects time-series metrics from all services, evaluates SLO and alerting rules on a 15-second evaluation cycle, and routes pages to the on-call engineer via configured channels. Aggregates structured logs from all services into a central searchable store with 90-day hot retention and 7-year cold retention for regulatory purposes. SLO dashboards provide real-time reliability visibility across all platform components.