To launch the stand alone demo try :
# Load ROS environment
source ~/teleop_ws/install/setup.bash
# Run the demo
ros2 launch opentera_webrtc_demos demo.launch.xml is_stand_alone:=true
To launch the stand alone demo with ODAS functionnality, you will need the ReSpeaker 4-mic array plugged-in your computer:
# Load ROS environment
source ~/teleop_ws/install/setup.bash
# Run the demo
ros2 launch opentera_webrtc_demos demo_odas.launch.xml is_stand_alone:=true
Once launched go to the following URL :
http://localhost:8080/index.html#/user?name=dev&pwd=abc&robot=BEAM