Architecture
Next.js + Supabase + Vercel + R2
Samman OS v2
The Firebase app is now a reference system. This app starts from the new Postgres-first spine: explicit permissions, separate company books, audit-first workflows and AI-ready operating resources.
Next.js + Supabase + Vercel + R2
Not mutated until CEO clears the Supabase window
Auth, companies, fiscal calendar, ledger spine, imports
Domain constants are shared from @samman/domain so the UI and migrations stop drifting before the first real screen lands.