class Program
{
static void Main(string[] args)
{
var builder = new ConfigurationBuilder()
.AddJsonFile($"appsettings.json", true, true);
var config = builder.Build();
var connectionString = config["ConnectionString"];
var emailHost = config["Smtp:Host"];
Console.WriteLine($"Connection String is: {connectionString}");
Console.WriteLine($"Email Host is: {emailHost}");
Console.ReadLine();
}
}