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title: Architecture Documentation
description: System designs, infrastructure architecture, and technical specifications across N1 Healthcare.
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System designs and infrastructure documentation.

## Key Resources

- **[System Architecture — Interactive Map](/architecture/system-architecture/)** — The whole platform in one place: master service graph, record upload, auth, billing, and CHR generation.
- **[Phoenix Pipeline](/architecture/phoenix-pipeline/)** — Architecture documentation for the Phoenix pipeline system and infrastructure design.
- **[Forge Runner — Platform Architecture](/architecture/forge-runner/)** — Declarative clinical-report agent platform: five-stage runtime, multi-agent cast, and fail-secure gates.
- **[Forge Runner — Data Config](/architecture/forge-runner/data-config/)** — PHI handling, field allowlists, and Safe Harbor de-identification policy for forge-runner.
- **[Rosetta — Complete Architecture](/architecture/rosetta-complete/)** — The BiomarkerDefinition resolution engine: deterministic matching, caching, and corrections facility.
- **[Cloudflare One — Network Architecture](/architecture/cloudflare-one/)** — Zero Trust components, WARP, Gateway, Access apps, posture, and network tunnels.
- **[Architecture & Tech-Debt Review](/architecture/debt-report/)** — Cross-repo audit of the platform with prioritized architecture, reliability, and security findings.
- **[Nexus — The Clinical AI Tech Tree](/presentations/nexus/tech-tree-record/)** — Standard way N1 builds clinical AI products using a unified runtime and capability models.

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**Last updated:** June 2026