use command docker-compose up to run docker container
ssh into node service go to directory usr/app, use command cd usr/app/part1-helloworld
use command node reciever.js to run reciever.js wait for incoming message
use another ssh into node service go to directory usr/app , use command cd usr/app/part1-helloworld
use command node sender.js to run sender.js these step will publish message, you will see new message on ssh terminal in step 4
use command docker-compose up to run docker container
ssh into node service go to directory usr/app, use command cd usr/app/part2-work-queues
use command node worker.js to run worker.js wait for incoming message
use another ssh into node service go to directory usr/app , use command cd usr/app/part2-work-queues
use command node new_task.js to run new_task.js these step will publish message, you will see new message on ssh terminal in step 4