pub const HandshakeType = enum(u8) {
    hello_request = 0,
    client_hello = 1,
    server_hello = 2,
    new_session_ticket = 4,
    end_of_early_data = 5,
    encrypted_extensions = 8,
    certificate = 11,
    server_key_exchange = 12,
    certificate_request = 13,
    server_hello_done = 14,
    certificate_verify = 15,
    client_key_exchange = 16,
    finished = 20,
    key_update = 24,
    message_hash = 254,
    _,
}