api-checks - API Validation Checklist for Next.js Route Handlers
Validates Next.js route handlers and API responses with a consistent checklist
Tags
Updated: 2026-02-12Capabilities
Typical Inputs
Typical Outputs
What this skill does
- check HTTP method coverage
- validate input parameters
- normalize error responses
- set status codes
- check error handling
- verify JSON serialization
Inputs
- Next.js route handlers
- API endpoint definitions
- HTTP request specifications
Outputs
- validation checklist results
- improvement suggestions
- common pitfalls report
Requirements
- Next.js App Router
- Route handler access