Monorepo Layout

calmsharp/
├── apps/
│   ├── web/ (Main brand site & redirects)
│   └── friend/ (Ari AI companion SPA)
├── packages/
│   ├── design-tokens/ (Colors, typography, layout)
│   ├── shared/ (Domain models, prompts, i18n)
│   ├── security/ (Input validation, policy, killswitch)
│   └── evals/ (8 dimensions benchmark suite)
├── workers/
│   ├── site/ (Edge router for calmsharp.com, www, be, lab, evals, docs)
│   └── friend-api/ (D1 database, Workers AI streaming, session management)
└── migrations/ (D1 SQL migrations 0001_initial_schema.sql)

Cloudflare Architecture

Edge Runtime: Cloudflare Workers with Node.js compatibility.

Database: Cloudflare D1 (SQLite distributed edge database with WAL mode and cryptographic isolation).

AI Inference: Cloudflare Workers AI running @cf/meta/llama-3.1-8b-instruct via server-side streaming.

Zero Client Secret Exposure: API tokens and database keys are never shipped to client bundle.