Method createCommandRequest

src/main/java/org/example/tlv.java:180–182

(String cmd)

    // 工具方法：创建命令执行请求
    public static Request createCommandRequest(String cmd) {
        return new Request(TYPE_COMMAND, cmd.getBytes(StandardCharsets.UTF_8));
    }

    // 工具方法：创建心跳请求
    public static Request createHeartbeatRequest() {