- Add Fastify-based API server entry point
- Implement tier-based rate limiting middleware (basic/plus/premium)
- Add authentication middleware (JWT + API key support)
- Create error handling middleware with standardized responses
- Add request/response logging with request IDs
- Configure CORS and security headers
- Implement API route structure with health check and service discovery
- Set up API versioning configuration
Files: apps/api/src/{index.ts,middleware/*.ts,routes/index.ts}
