# Documentation index

| Document | Purpose |
|----------|---------|
| [DESIGN_PLAN.md](DESIGN_PLAN.md) | Approved architecture + implementation plan |
| [../design/use-cases.md](../design/use-cases.md) | Use-case catalog (SSOT) |
| [../design/scenarios.md](../design/scenarios.md) | Narrative scenarios |
| [../design/DECISIONS.md](../design/DECISIONS.md) | Resolved decisions |

## Planned at build time (not yet written)

Per design plan workstreams: `DEPLOYER_HOST.md`, `INSTALL.md`, `UPGRADE.md`, `HERMES_MODELS.md`, `ARCHITECTURE.md`, `POLICY.md`, `SETUP_UX.md`, provider/MCP operator guides.