NestJS 11 Best Practices

Quick Reference

Topic	When to Use	Reference
Core Architecture	Modules, Providers, DI, forwardRef, custom decorators	core-architecture.md
Request Lifecycle	Middleware, Guards, Interceptors, Pipes, Filters	request-lifecycle.md
Validation & Pipes	DTOs, class-validator, ValidationPipe, transforms	validation-pipes.md
Authentication	JWT, Passport, Guards, Local/OAuth strategies, RBAC	authentication.md
Database	TypeORM, Prisma, Drizzle ORM, repository patterns	database-integration.md
Testing	Unit tests, E2E tests, mocking providers	testing.md
OpenAPI & GraphQL	Swagger decorators, resolvers, subscriptions	openapi-graphql.md
Microservices	TCP, Redis, NATS, Kafka patterns	microservices.md