ASP.NET Core 3 and React

The ConfigureServices method

Services are configured using a method called ConfigureServices. It is this method we will use to register items such as the following:

• Our authentication user model and password policy
• Our authorization policies
• Whether we want to use MVC to handle requests
• Whether we want to enable CORS
• Our own classes that need to be available in dependency injection

Services are added by calling methods on the services parameter and, generally, start with Add. Notice the call to the AddSpaStaticFiles method in the following code snippet:

public void ConfigureServices(IServiceCollection services){0  services.AddControllersWithViews();  services.AddSpaStaticFiles(configuration =>  { configuration.RootPath = "ClientApp/build"; ...