You’ve discovered that OpenTelemetry can send logs as well as traces but you’re not sure how set this up? This OpenTelemetry tutorial will guide you through how to setup a .NET Application to include log exports and do basic processing. All your logs and traces will be linked automatically.
https://www.youtube.com/watch?v=QU_o24OZeIw
https://www.youtube.com/watch?v=QU_o24OZeIw