.NET Core Web API Application - Attribute Routing Setup

Startup.cs

public class Startup
{
    public void ConfigureServices(IServiceCollection services)
    {
        services.AddControllers();
    }

    public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
    {
        app.UseRouting();

        app.UseEndpoints(endpoints =>
        {
            // To load all attribute routes
            endpoints.MapControllers();
        });
    }
}