NestJS best practices and architecture patterns for building production-ready applications. This skill should be used when writing, reviewing, or refactoring NestJS code to ensure proper patterns for modules, dependency injection, security, and performance.

构建生产级应用的 NestJS 最佳实践与架构模式，用于编写、审查或重构 NestJS 代码时，确保模块、依赖注入、安全性和性能采用正确模式