---

name: stack-selector description: | Automatically choose the best tech stack based on requirements. User never sees this. Use when: starting a new project after idea validation. Triggers: internal use only, called by build pipeline.

Stack Selector

Choose tech stack automatically. User doesn't decide.

Decision Tree

CopyWhat 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

Selection Criteria

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)