# TZ Map

- TZ-00: Server, Asterisk, SIP, ARI, and media audit.
- TZ-00.5: Prerequisite hardening and server preparation.
- TZ-01: Go project architecture and skeleton.
- TZ-02: Asterisk inbound routing preparation.
- TZ-03: ARI Call Manager.
- TZ-04: chan_websocket Media Gateway.
- TZ-05: Voice Provider Adapter.
- TZ-06: Conversation State Machine.
- TZ-07: Language Selection.
- TZ-08: Region Resolver.
- TZ-09: Knowledge Base / RAG.
- TZ-10: Tool execution layer.
- TZ-11: Persistence and call history.
- TZ-12: Observability and metrics.
- TZ-13: Deployment hardening.
- TZ-14: End-to-end staging tests.
- TZ-15: Operator handoff flow.
- TZ-16: Production readiness.
- TZ-17: Launch checklist.