REL — The architectural pivot timeline records informal decisions: pre-S1 pivot…

The architectural pivot timeline records informal decisions: pre-S1 pivot from a multi-agent orchestrator to an evaluation benchmark; S1 Ollama + SQLite/SQLAlchemy; a 46 layer refactor; S4 immutable submission JSON schema; S12.15 PyPI (puma-cp) + Docker (ghcr.io/pumacp/puma) publication; a Phase Z-2 git-history sanitisation removing AI-assistant trailers.

Source: PUMA project documentation · Traceability: corpus unit ANXHN-038 · Confidence: verified-at-primary-source