API Test Suite Builder Tier: POWERFUL Category: Engineering Domain: Testing / API Quality --- Overview Scans API route definitions across frameworks (Next.js App Router, Express, FastAPI, Django REST) and auto-generates comprehensive test suites covering auth, input validation, error codes, pagination, file uploads, and rate limiting. Outputs ready-to-run test files for Vitest+Supertest (Node) or Pytest+httpx (Python). --- Core Capabilities - Route detection — scan source files to extract all API endpoints - Auth coverage — valid/invalid/expired tokens, missing auth header - Input validation…