Stack Selector

Choose tech stack automatically. User doesn't decide.

Decision Tree

What type of app?
├─ Web app with auth/db
│  ├─ Needs real-time? → nextjs-supabase (Supabase realtime)
│  ├─ Heavy backend logic? → fastapi-postgres
│  └─ Default → nextjs-supabase
│
├─ API/Backend only
│  ├─ Python/ML focus? → fastapi-postgres
│  └─ Edge/serverless? → hono-drizzle
│
├─ Landing page / Marketing
│  └─ → landing-page (static)
│
└─ Unsure → nextjs-supabase (most flexible)

Templates

| Template | Stack | Best For | |----------|-------|----------| | nextjs-supabase | Next.js 15, Supabase, Tailwind | Web apps, SaaS, dashboards | | fastapi-postgres | FastAPI, PostgreSQL, SQLAlchemy | APIs, ML backends | | hono-drizzle | Hono, Drizzle, Cloudflare | Edge, serverless | | landing-page | Astro, Tailwind | Marketing, portfolios |

Selection Criteria

| Requirement | Template | |-------------|----------| | "auth", "login", "users" | nextjs-supabase | | "api", "backend", "python" | fastapi-postgres | | "fast", "edge", "serverless" | hono-drizzle | | "landing", "marketing", "simple" | landing-page | | "dashboard", "admin" | nextjs-supabase | | "ml", "ai", "data" | fastapi-postgres |

Usage

Called internally by /mvp:build:

1. Analyze PRD from idea-validation
2. Match requirements to criteria
3. Select template
4. Generate project from template

User sees: "Setting up your project..." (not the decision)