Producer video is not showing in the hosted app

I have dockerized the node application and running it on aws ec2 instance with nginx
docker run -d -p 8000:8000 --expose 40000-49999/udp --expose 40000-49999/tcp interview-app

with this command but the producer video is not showing.

Just read the docs please.

can you please help me find the proper resource I am new to networking and mediasoup i am unable to proceed with it?

Read the FAQ in the website.