public async Task SeedAsync()
{
var users = _userSeeder.GetDataToSeed();
var ids = users.Select(x => x.Id);
var existed = await _noteMeContext.Users.Where(x => ids.Any(s => s == x.Id)).ToListAsync();
var toInsert = users.Where(x => !existed.Any(s => s.Id == x.Id));
await _noteMeContext.AddRangeAsync(toInsert);
await _noteMeContext.SaveChangesAsync();
}