https://learn.microsoft.com/en-us/dotnet/api/yarp.reverseproxy.transforms.responsetransformextensions.withtransformresponsetrailer?view=yarp-2.2
ResponseTransformExtensions.WithTransformResponseTrailer Method (Yarp.ReverseProxy.Transforms) |...
Clones the route and adds the transform which will append or set the response trailer.
methodyarpreverseproxytransforms