* Add support for binary user properties in MQTT 5.0
* Optimize byte array reversal in SubscriptionTopicHashTests
* Use InvariantCulture for topic string conversion in Load_Tests
* switched to `Microsoft.Testing.Platform`
* Refactor CI workflow to separate signed and unsigned package builds
* Add condition to sign job to prevent execution on external pull requests
* Remove fallback to value as string in MqttUserProperty
* Refactor MqttUserProperty handling to use byte arrays for improved performance and add deprecation warnings for legacy methods
* Add Directory.Build.props.
* Adjust Analysis related properties and add conditional enablement for ContinuousIntegrationBuild.
* Adopt new changes in master
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Co-authored-by: christian <6939810+chkr1011@users.noreply.github.com>
* Implement enhanced authentication for client and server.
* Update samples
* Add abstraction layer
* Merge master
* Use dedicated class for public API.
* Update release notes
* Rename methods to fit naming scheme
* Fix unit tests and samples
Alexander Köpke
老九andchristian