v6.6.0

Features:

• all: add API docs (better DX) #2688
• common: add log levels (Logger) #2813
• common: add seconds to Logger timestamp #2770
• common: add @Redirect() decorator #2632
• core: move createResponseBody function to HttpException #2796
• core: allow NestModule.configure() method to be async #2767
• core: provide more descriptive error for unknown element exception #2725
• core: add beforeApplicationShutdown hook #2567
• core: execute middleware of dependent modules first #2406
• core: add resolve() method to load scoped (either request or transient) providers #2682
• microservices: use hot observables for emit() (ClientProxy) #2814
• microservices: improve microservices performance by scheduling emission on nextTick() #2653
• microservices: add serializers/deserializers feature to allow adapting external services #2653

Bug Fixes:

• core: do not call onModuleInit if null #2790
• core: fix request-scoped middleware #2648
• core: method handler is interfering with another handler #2663
• microservices: pass all arguments to request-scoped proxies #2805
• microservices: update isTermined value when manually closed #2708
• platform-express: fix PreservePath boolean property location in multer configuration #2800

Other:

• ci: migrate towards CircleCI #2720