v3.1.0-preview.21

🚀 Features, improvements

• [#267] OpenTelemetry support:
  • Emits traces (Activity) and metrics (Meter)
  • Implements OpenTelemetry semantic conventions for messaging

services.AddMediator((MediatorOptions options) =>
{
    options.Telemetry.EnableMetrics = true;
    options.Telemetry.EnableTracing = true;
});

See updated ASP.NET Core sample which includes OpenTelemetry configuration

Packages

• https://www.nuget.org/packages/Mediator.Abstractions/3.1.0-preview.21
• https://www.nuget.org/packages/Mediator.SourceGenerator/3.1.0-preview.21

Full Changelog: v3.1.0-preview.17...v3.1.0-preview.21

Please test and provide feedback.