Python client for BLACK_WALL — pre-action risk gate for AI agents. Call forecast() before any irreversible action; observe() to close the loop. Zero-dep stdlib-only.

GitHub Action that gates CI/CD payloads (Terraform plans, DB migrations, deploys) through BLACK_WALL pre-action risk evaluation. Returns GO / CAUTION / STOP + an Ed25519-signed receipt verifiable offline.

BLACK_WALL pre-action guardrail for Hermes Agent (NousResearch). Hooks pre_tool_call to call forecast() before any tool runs; blocks STOP verdicts; auto-reports outcomes via observe(). Decision receipts are Ed25519-signed and verifiable offline.