How this site was built.
The tech stack, the process, the receipts. This is a record, not a case study — you are already on the site, you do not need us to sell it back to you.
Stack
- Next.js 15.5 App Router
- React 19 · TypeScript · Tailwind v3
- Framer Motion + motion/react
- @react-three/fiber 9 + drei 10
- Instrument Serif · Inter Tight · JetBrains Mono
- react-hook-form + zod + Resend
- Fly.io (fra · 512MB · 66MB image)
- GitHub Actions · flyctl deploy
Process
- 01Product-manager agent wrote the PRD from a one-paragraph brief.
- 02Business-analyst agent produced the REQ-N / TASK-N / SVC-N spec.
- 03Architect agent decided stack + file layout + deploy target.
- 04Brand-identity + motion + 3D-scene agents produced the design docs.
- 05UX-designer agent turned requirements into wireframes.
- 06Developer agent implemented section by section with section-level commits.
- 07Reviewer + test-engineer + tester agents did QA.
- 08DevOps-automator agent wired GitHub Actions + Fly.io deploy.
Receipts
- 2 days
- 8
- 66 MB
- 93/96
Credits
Concept, brand, copy, code: BTW Studio. Pipeline orchestrated with Claude Code + a custom waterfall of 8 subagents. Deployed from spec to production in two calendar days. Source for this site is private — the agent pack that ships it is public at github.com/workmailan8n-hash/btw-agents-pack.