v12.1.1

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NestJS·Sep 28, 2026, 09:06 AMFixAI-assisted summary

Summary

Fixed logger JSON output, fatal/buffered logs, core provider overrides, circular dependency detection, and Fastify JSON content‑type handling.
Improved microservices reliability: added retry logic for MQTT and RMQ clients, preserved TCP listeners across reconnects, refreshed stale NATS/Kafka connections, and enabled replies on request channel when Redis wildcards are enabled.
Added feature to export microservices deserializers from the package root and tightened ParseArrayPipe validation to reject non‑numeric items.

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Official source Last checked Oct 5, 2026, 2:05 PM

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