- Add registerAsync to HttpModule and exceptionFactory option to ValidationPipe
- Add protoLoader option for gRPC transport in microservices
- Fix bugs: custom HTTP exception bodies, injection metadata inheritance, and stream (throwError) exception handling in websockets and microservices
v5.5.0
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Fixed early return issue causing Server-Sent Events (SSE) aborts in core
Fixed multiple core, common, and fastify issues: shared singleton providers, regex file type matching, route wildcard conversion, middleware prefix handling, lazy module scanning, and enum validation.
Added an override mimetype option to the file‑type validator and introduced SSE comment support in the core module