[ASP.NET Core] Deactivate default authentication challenge (Account/Login)

Startup.cs

...

namespace BrunoMartinsPro.Startup
{
    public class Startup
    {
        ...

        public Startup(IHostingEnvironment env)
        {
            ...
        }

        public void ConfigureServices(IServiceCollection services)
        {
            ...
            
            //when adding an identity if AutomaticChallenge is not specified, 
            //the middleware will redirect requests to "Account/Login" when authentication is required
            services.AddIdentity<ApplicationUser, IdentityRole>(config => {
                config.Cookies.ApplicationCookie.AutomaticChallenge = false;
            });
            
            ...
        }

        public void Configure(IApplicationBuilder app, IHostingEnvironment env)
        {
            ...
            
        }
    }
}