STEP 04
One card per capability
Read the card the day you need it — not before. Each one has the stack choice per tier, the exact brief to hand your agent, and a "done when" checklist.
01Email
FROM T1
MODULE 01
Frontend
The app your users see
Read the card02FROM T1
MODULE 02
UI design system
Making it not look like a template
Read the card03FROM T1
MODULE 03
Database
Where the data lives
Read the card04FROM T1
MODULE 04
Auth
Login, roles, permissions
Read the card05FROM T1
MODULE 05
API layer
How frontend talks to backend
Read the card06FROM T1
MODULE 06
File storage
Images, video, PDFs
Read the card07FROM T1
MODULE 07
Transactional mail that lands
Read the card08FROM T1
MODULE 08
Payments
Taking money, properly
Read the card09FROM T2
MODULE 09
Push + PWA
Bell icon to phone notifications
Read the card10FROM T2
MODULE 10
Background jobs
Work nobody waits for
Read the card11FROM T1
MODULE 11
AI features
LLM features that aren't a toy
Read the card12FROM T1
MODULE 12
Observability
Know it broke before users do
Read the card13FROM T1
MODULE 13
Integrations
Third-party APIs in general
Read the card14FROM T0–1
MODULE 14
Deployment
Live on Vercel, and staying live
Read the card