Build required for CSHTML changes, JS changes in ASP.NET MVC Core 3.1 Applications [duplicate]

Answer 1

Found answer on SO: .NET Core 3.0 - Preview 2 - Razor views don't automatically recompile on change

Install NuGetpackage Microsoft.AspNetCore.Mvc.Razor.RuntimeCompilation

update startup.cs with

services.AddControllersWithViews(x=>x.SuppressAsyncSuffixInActionNames = false)
.AddRazorRuntimeCompilation();