message: core: comment about serial connection support
diff: @@ -54,6 +54,8 @@ public:
  * Default URL : udp://:14540.
  * - Default Bind host IP is localhost(127.0.0.1)
  *
  + * @warning Serial connections are not supported on Windows (they are supported on Linux and macOS).
  + *
  * @param connection_url connection URL string.
  * @return The result of adding the connection.
  */
  @@ -80,6 +82,9 @@ public:
  /**
  * @brief Adds a serial connection with a specific port (COM or UART dev node) and baudrate as specified.
  *
  + *
  + * @warning This method is not supported on Windows (it is supported on Linux and macOS).
  + *
  * @param dev_path COM or UART dev node name/path (defaults to "/dev/ttyS0").
  * @param baudrate Baudrate of the serial port (defaults to 57600).
  * @return The result of adding the connection.
  