Hi @Anita A,
Thanks for Lex Li help, we can check the official doc CoreWCF - Getting started first.
Here is the detailed steps
1.Run command : dotnet new --install CoreWCF.Templates
2.Create the new template project
3.Then deploy it as usually.
If the answer is the right solution, please click "Accept Answer" and kindly upvote it. If you have extra questions about this answer, please click "Comment".
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.