public async Task TestUserInsert()
{
var url = urlfmt.Url;
var user = new User {
Id = 0, Username = "******", Password = "******",
Firstname = "Test Firstname", Lastname = "Test Lastname",
PhoneNumber = "Test Phone", Email = "Test Email",
IsReviewer = true, IsAdmin = false
};
var newuser = await ahttp.Create(url, user);
Console.WriteLine($"Test User Insert:");
Console.WriteLine($" - Username: {newuser.Username}");
}