TBMQ 2.3.0 Release

Minor release with the following features, infrastructure upgrades, improvements, and bug fixes.

Main features:

• #284 Core & UI: HTTP Authentication provider — authenticate MQTT clients against external HTTP services by @dmytro-landiak;
• #281 Core & UI: Bulk import of MQTT client credentials by @dmytro-landiak and @deaflynx;
• #297 Core: Redis/Valkey SSL/TLS and ACL username support by @dmytro-landiak;
• #289 UI: Home page redesign by @deaflynx;
• #280 Core: Session management refactoring, performance optimization, and race condition fixes by @dmytro-landiak.

Infrastructure upgrades:

• #263 Migrate to Apache Kafka 4.0 by @dmytro-landiak;
• #260 Migrate to ValKey 8.0 (alternative to Redis > 7.2) by @dmytro-landiak;
• #261 Migrate to PostgreSQL 17 by @dmytro-landiak.

Improvements:

• Core:
  • #277 Performance and authentication improvements by @dmytro-landiak;
  • #282 Common configuration for Kafka consumers and producers by @dmytro-landiak;
  • #275 Remove active-connection MQTT message retransmission by @dmytro-landiak;
  • #274 Metrics updates by @dmytro-landiak;
  • #262 Enable/disable proxy protocol per MQTT listener by @dmytro-landiak;
  • #258 CN placeholder for X.509 Certificate Chain credentials in auth rules by @dmytro-landiak;
  • #285 Control allowance of root multi-level wildcard subscription creation by @dmytro-landiak;
  • #278 Allow enable or disable unauthorized clients persistence by @dmytro-landiak;
  • #269 Enhanced client analysis logging by @dmytro-landiak;
  • #264 Deployment scripts refactoring by @dmytro-landiak;
  • #293 Added clientCertCn to the integration JSON by @dmytro-landiak.
• UI:
  • #273 Update monitoring charts by @deaflynx;
  • #272 Add Spanish, Hindi, and Chinese (Simplified) translations by @deaflynx;
  • #271 Enhance 'Basic' client credentials change password dialog by @deaflynx;
  • #270 Add GitHub badge component to display repository star count by @deaflynx;
  • #286 UI updates: home, login, and getting started pages by @deaflynx;
  • #302 Add copy and paste functionality for topic rules by @Strazz1337.

Bug fixes:

• Core:
  • #291 Application client backpressure: pause/resume via Kafka Consumer API by @dmytro-landiak;
  • #276 Improve Kafka Management API performance and fix consumer thread-safety by switching to async AdminClient calls and batching lag calculation by @dmytro-landiak.
• UI:
  • #292 UI fixes by @deaflynx.

Security:

• #299 Address HIGH/MEDIUM CVEs in dependencies (Spring Boot, Netty, Tomcat, Jackson, Logback, BouncyCastle) by @dmytro-landiak.

We welcome our new contributors:

• @Strazz1337 made their first contribution in #302.

Full changelog: v2.2.0...v2.3.0