Talker example does not seem to work with "normal" ROS2.

[samiamlabs]

Describe the bug Talker/listener example seems to work between different instances of Unity, but not with normal (or docker based) ROS2.

To Reproduce Steps to reproduce the behavior:

1. Download https://github.com/RobotecAI/ros2-for-unity/releases/download/1.3.0/Ros2ForUnity_humble_standalone_ubuntu22.zip and add it to an empty Unity project.
2. Add ROS2 Unity Component and ROS2 Talker Example to a new GameObject.
3. Open termainal with ROS2 humble (native or in docker) and try to list or echo the "/chatter" topic.
4. See error

Expected behavior Topics published from Unity should be accessable from "normal" ROS2.

Screenshots

Desktop:

• OS: [e.g. Ubuntu20204
• ros2 distro [humble]
• ros2-for-unity version [1.3.0]
• ros2 dds middleware [fastdds]
• ros2 environment setup [single pc]