ARCH — PUMA exercises two production scenarios end to end

PUMA exercises two production scenarios end to end — issue triage (multi-class classification) and effort estimation (story-point regression) — plus an experimental backlog-prioritisation scenario, each a pluggable task module with its own prompt templates and label space.

Source: puma docs/scenarios_reference.md · Traceability: corpus unit PUMA-003 · Confidence: repo-backed