ctx.RespondWithErrorMessage(400, "Invalid Request Body")
ctx.RespondWithErrorMessage(401, "Unauthorized Access")In this example, the function is called with an HTTP status code of 401 (Unauthorized) and a custom error message stating that the client does not have proper authorization to access the requested resource. Both of these examples demonstrate how the Context.RespondWithErrorMessage function can be used to generate custom error responses for HTTP requests. This function is part of the goweb package in the github.com/mg-rast/golib library.