FastAPI Production Patterns

Build fast, production-ready Python APIs with type hints, validation, and async support.

Build, deploy, and scale production-grade FastAPI apps with async, type-safe design, structured errors, JWT auth, async ORM, auto docs, tests, and observabil...

WHAT: Production-ready Node.js backend patterns - Express/Fastify setup, layered architecture, middleware, error handling, validation, database integration, authentication, and caching. WHEN: User is building REST APIs, setting up Node.js servers, implementing authentication, integrating databases, adding validation/caching, or structuring backend applications. KEYWORDS: nodejs, node, express, fastify, typescript, api, rest, middleware, authentication, jwt, validation, zod, postgres, mongod

Backend architecture patterns, API design, database optimization, and server-side best practices for Node.js, Express, and Next.js API routes.

Implement secure authentication and authorization using JWT, OAuth2, session management, RBAC, permissions, and resource ownership verification.

Server-side runtime patterns for CopilotKit. Use when setting up CopilotKit runtime endpoints (Express, Hono, Next.js), configuring remote agent endpoints, a...