TECH-SPEC states BG removal defines the measurement footprint and silent
corruption failure mode. Four knobs stay on capture with live overlay on the
source photo. POC is client-side only; U2Net try-harder deferred, not deleted.
ARCHITECTURE swimlane and clarifications match.
UAT is POC, so #10 is in DOC COMPLETE. Capture knobs live on-screen, review
confidence presentation, 409/422 field recovery, taxonomy cache, portable
Call 1→Call 2, shared validation. U2Net Try harder deferred, not deleted.
Rewrite PRD, tech spec, data model, and OpenAPI around the 2026-08-27
decisions: client-side mask/measure/crop, U2Net on demand, Woo as product
source of truth, draft-only local state. Architecture records topology C
through the status machine. Drop the old CONTENT-WOO spec until the
Call 2 prompt review finishes.