public async Task <User> UpdateUserPasswordAsync(int userId, byte[] passwordHash, byte[] passwordSalt)
{
var existingUser = await _dbContext.Users.FindAsync(userId);
if (existingUser != null)
{
existingUser.PasswordHash = passwordHash;
existingUser.PasswordSalt = passwordSalt;
_dbContext.Update(existingUser);
await _dbContext.SaveChangesAsync();
}
return(existingUser);
}
