DL-108

Embedded lifecycle is a Go stack supervisor (go/internal/stack + compass-stack up|down|status) of spawned children (never in-process), linger-by-default, productizing the dogfood chain with a supervised private Postgres, expiry-aware cert rotation, and lockfiled attach

Status: Active (Matt, 2026-08-02)

Record: ../../ui/compass-native-app/design.md#a3–embedded-lifecycle-a-go-stack-supervisor-spawned-by-the-shell