React app + .NET Framework app on same host using api routes and hashROuter for react
client-app folder contains react app code and can be developed saparately
.NET Framework app is api app and a default route / where react app render
- create react app production build and nevigate to index.html in build folder
- copy build hashes for react build and change old hashes in \Views\Shared_Layout.cshtml and \Views\Home\Index.cshtml respectively
- run your .NET APP or deploy to your sever
This approach is old and is only for .NET Framewrok. There is better Approach for it with .NET Core and later with proxy