this a simple contact api , name, email, message , must integration with thoses repos (contact-form-front-end-part and contact-form-admin-part)
dotnet add package microsoft.entityframeworkcoredotnet run dotnet ef migrations add InitialCreatedotnet ef database updatefirst build the project with this commad
dotnet publish -c Release -o ./publish that will create publish folder, all you have to do is upload (publish folder contect) --> public_html folder , extract it there