Add unit tests for Server Subscription and Session handling (#3639)

Bump codecov/codecov-action from 5 to 6 (#3645)

[Server] Introduce RequestLifetime for request handling and cancellation (#3643)

Bump NUnit3TestAdapter from 6.1.0 to 6.2.0 (#3634)

Use the cancelation token, where available (#3636)

Consider WriterGroups in MQTT KeepAlive calculation (#3616)

Add support for certificate based MQTT authentication (#3610)

[Server] Improve Request Queue, fix Event handling, add Tests (#3611)

Fix missing FactoryBuilder.Commit() in dictionary-based complex type loading paths (#3630)

Code cleanup and modernization of test assertions to comply with project standards. (#3631)

fix(SubscriptionManager): replace List with ConcurrentDictionary for abandoned subscriptions (#3617) (#3618)

New Json decoder/encoders, array/matrix abstractions, ByteString, and more. (#3619)

Fix memory leak from undisposed sockets and event handler retention during server restart (#3608)

Update build configuration to latest (#3607)

Fix numeric range equality (#3600)