Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/setup-dotnet@v1. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/setup-dotnet@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

'MqttNetGlobalLogger' is obsolete: 'Please pass an instance of the IMqttNetLogger to the factory/server or client. The global logger will be deleted in the future.'

'MqttNetGlobalLogger' is obsolete: 'Please pass an instance of the IMqttNetLogger to the factory/server or client. The global logger will be deleted in the future.'

'MqttServerTlsTcpEndpointOptions.Certificate' is obsolete: 'Please use CertificateProvider with 'BlobCertificateProvider' instead.'

'MqttServerTlsTcpEndpointOptions.Certificate' is obsolete: 'Please use CertificateProvider with 'BlobCertificateProvider' instead.'

'MqttServerTlsTcpEndpointOptions.CertificateCredentials' is obsolete: 'Please use CertificateProvider with 'BlobCertificateProvider' including password property instead.'

'MqttClientDisconnectedEventArgs.ReasonCode' is obsolete: 'Please use 'Reason' instead. This property will be removed in the future!'

This async method lacks 'await' operators and will run synchronously. Consider using the 'await' operator to await non-blocking API calls, or 'await Task.Run(...)' to do CPU-bound work on a background thread.

Dereference of a possibly null reference.

Converting null literal or possible null value to non-nullable type.