Week 7 - Vertical Slice Delivery

Week: 2025-10-20 to 2025-10-24
Status: “Done”


Week 7 Overview

This week delivered vertical slice 0 for the Ebook Demo project, emphasizing contract-first development and automated testing to enable an end-to-end demo.

Key Topics

  • Vertical Slice Architecture and the scope of slice 0
  • Contract-first development with OpenAPI + Prism mocks
  • Next.js 16 App Router & Server Components
  • FastAPI clean architecture and CORS configuration
  • Schemathesis contract testing and retrospective learnings

Hands-on Labs

  • Demo checklist for vertical slice 0
  • Mock API with Prism and connect it to Next.js
  • Refactor FastAPI backend following clean architecture
  • Run Schemathesis and update the validated workflow