System Architecture Capture for LangChain Deep Agents
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Point skills= or SkillsMiddleware at this repo's skills/ directory. Set:
export SECOND_BRAIN_IDENTITY="deep-agents/system-architecture-capture"
export SECOND_BRAIN_ROOT="${SECOND_BRAIN_ROOT:-knowledge}"
Open an isolation session before writing a shared institutional tree. Prefer scripts/sac_*.py for deterministic scan / pack / blast-radius / validate. For query-time topology, spawn architecture-retriever and consume the retrieval card only — do not run search/pack in the parent.